1. Have Your Own Extra Terrestrial Adventure
by Douglas Arthur Hill 
Price: USD 102.03
Dealer: Biblio, Bonita
Description: paperback. Good. Access codes and supplements are not guaranteed with used items. May be an ex-library book. ISBN 0099307006 9780099307006 [US] 

2. Have your own extra terrestrial adventure
by hill Douglas 
Price: USD 10.29
Dealer: Biblio, World of Books Ltd
Description: Paperback. Acceptable. ISBN 0099307006 9780099307006 [GB] 

3. Have Your Own Extra-Terrestrial Adventure
by Douglas Arthur Hill 
Price: USD 92.25
Dealer: Alibris, Bonita via Alibris
Description: Arrow Books 1983 paperback Good Access codes and supplements are not guaranteed with used items. May be an ex-library book. 

4. Have your own extra-terrestrial adventure
by hill, Douglas 
Price: USD 10.49
Dealer: AbebooksUK, WorldofBooks
Description: ISBN10: 0099307006, ISBN13: 9780099307006, [publisher: Arrow Books] Softcover A readable copy of the book which may include some defects such as highlighting and notes. Cover and pages may be creased and show discolouration. [Goring-By-Sea, WS, United Kingdom] [Publication Year: 1983]  

5. Have your own extra-terrestrial adventure
by hill, Douglas 
Price: USD 9.65
Dealer: ZVAB, WorldofBooks
Description: ISBN10: 0099307006, ISBN13: 9780099307006, [publisher: Arrow Books] Softcover A readable copy of the book which may include some defects such as highlighting and notes. Cover and pages may be creased and show discolouration. [Goring-By-Sea, WS, United Kingdom] [Publication Year: 1983]