1. World Heritage: Twenty Years Later
by Thorsell, J. and Sawyer, J. (eds) 
Price: USD 9.83
Dealer: ZVAB, Anybook.com
Description: ISBN10: 2831701090, ISBN13: 9782831701097, [publisher: ICUN] Softcover This is an ex-library book and may have the usual library/used-book markings inside.This book has soft covers. In good all round condition. Please note the Image in this listing is a stock photo and may not match the covers of the actual item,450grams, ISBN:9782831701097 [Lincoln, United Kingdom] [Publication Year: 1992]  

2. World Heritage: Twenty Years Later
by Thorsell J. and Sawyer J. eds 
Price: USD 10.35
Dealer: Biblio, Anybook.com
Description: ICUN, Date: 1992. This is an ex-library book and may have the usual library/used-book markings inside.This book has soft covers. In good all round condition. Please note the Image in this listing is a stock photo and may not match the covers of the actual item,450grams, ISBN:9782831701097 1992. ICUN ISBN 2831701090 9782831701097 [GB] 

3. World Heritage: Twenty Years Later
by Thorsell, J. and Sawyer, J. (eds) 
Price: USD 10.54
Dealer: AbebooksUK, Anybook.com
Description: ISBN10: 2831701090, ISBN13: 9782831701097, [publisher: ICUN] Softcover This is an ex-library book and may have the usual library/used-book markings inside.This book has soft covers. In good all round condition. Please note the Image in this listing is a stock photo and may not match the covers of the actual item,450grams, ISBN:9782831701097 [Lincoln, United Kingdom] [Publication Year: 1992]  

4. World heritage twenty years later
by Thorsell J. 
Price: USD 12.70
Dealer: Biblio, Acanthophyllum Books
Description: IUCN, Gland, Date: 1992. 1st edition. Paper covers. V.g./No Jacket. Scarcely used. 1992. IUCN, Gland ISBN 2831701090 9782831701097 [GB] 

5. World heritage twenty years later
by Thorsell, J. 
Price: USD 12.94
Dealer: AbebooksUK, Acanthophyllum Books
Description: ISBN10: 2831701090, ISBN13: 9782831701097, [publisher: IUCN, Gland] Softcover First Edition Scarcely used. Weight: 1 Language: English [Holywell, FLINT, United Kingdom] [Publication Year: 1992]  

6. World Heritage: Twenty Years Later
by Thorsell, J. And Sawyer, J. (Eds) 
Price: USD 26.58
Dealer: Alibris, Anybook.com via Alibris
Description: ICUN 1992 Trade paperback This is an ex-library book and may have the usual library/used-book markings inside. This book has soft covers. In good all round condition. Please note the Image in this listing is a stock photo and may not match the covers of the actual item, 450grams, ISBN: 9782831701097.