1. The HP-GL/2 and HP RTL Reference Guide: A Handbook for Program Developers (Hewlett Packard)
by Hewlett-Packard 
Price: USD 9.93
Dealer: ZVAB, Reuseabook
Description: ISBN10: 0201633256, ISBN13: 9780201633252, [publisher: Addison Wesley] Softcover Dispatched, from the UK, within 48 hours of ordering. This book is in good condition but will show signs of previous ownership. Please expect some creasing to the spine and/or minor damage to the cover. [Gloucester, GLOS, United Kingdom] [Publication Year: 1993]  

2. The HP-GL/2 and HP RTL Reference Guide: A Handbook for Program Developers (Hewlett Packard)
by Hewlett-Packard 
Price: USD 10.64
Dealer: AbebooksUK, Reuseabook
Description: ISBN10: 0201633256, ISBN13: 9780201633252, [publisher: Addison Wesley] Softcover Dispatched, from the UK, within 48 hours of ordering. This book is in good condition but will show signs of previous ownership. Please expect some creasing to the spine and/or minor damage to the cover. [Gloucester, GLOS, United Kingdom] [Publication Year: 1993]  

3. The HP- GL/2, HP RTL Reference Guide. A Handbook for Developers: A Handbook for Program Developers (Hewlett Packard)
by Hewlett-Packard 
Price: USD 11.54
Dealer: ZVAB, medimops
Description: ISBN10: 0201633256, ISBN13: 9780201633252, [publisher: Addison-Wesley] Softcover Ausreichend/Acceptable: Exemplar mit vollständigem Text und sämtlichen Abbildungen oder Karten. Schmutztitel oder Vorsatz können fehlen. Einband bzw. Schutzumschlag weisen unter Umständen starke Gebrauchsspuren auf. / Describes a book or dust jacket that has the complete text pages (including those with maps or plates) but may lack endpapers, half-title, etc. (which must be noted). Binding, dust jacket (if any), etc may also be worn. [Berlin, Germany] [Publication Year: 1709]  

4. The HP- GL/2, HP RTL Reference Guide. A Handbook for Developers: A Handbook for Program Developers (Hewlett Packard)
by Hewlett-Packard 
Price: USD 12.74
Dealer: AbebooksDE, medimops
Description: ISBN10: 0201633256, ISBN13: 9780201633252, [publisher: Addison-Wesley] Softcover Ausreichend/Acceptable: Exemplar mit vollständigem Text und sämtlichen Abbildungen oder Karten. Schmutztitel oder Vorsatz können fehlen. Einband bzw. Schutzumschlag weisen unter Umständen starke Gebrauchsspuren auf. / Describes a book or dust jacket that has the complete text pages (including those with maps or plates) but may lack endpapers, half-title, etc. (which must be noted). Binding, dust jacket (if any), etc may also be worn. [Berlin, Germany] [Publication Year: 1709]  

5. The Hp-Gl/2 and Hp Rtl Reference Guide: a Handbook for Program Developers (Hewlett Packard)
by Hewlett-Packard 
Price: USD 44.99
Dealer: Alibris, Reuseabook via Alibris
Description: Addison Wesley 11/30/1993 2Rev Ed Paperback Dispatched, from the UK, within 48 hours of ordering. This book is in good condition but will show signs of previous ownership. Please expect some creasing to the spine and/or minor damage to the cover. 

6. The Hp Gl/2 and Hp Rtl Reference Guide: A Handbook for Program Developers Hewlett Packard
by Hewlett Packard 
Price: USD 76.92
Dealer: Biblio, Ergodebooks
Description: Addison-Wesley, Date: 1993-10. Paperback. Good. 1993. Addison-Wesley ISBN 0201633256 9780201633252 [US]