1. Guyton Textbook of Medical Physiology (International Edition)
by Arthur C. Guyton 
Price: USD 38.77
Dealer: Alibris, ThriftBooks-Dallas via Alibris
Description: Harcourt Brace Jovanovich, Inc Softcover Fair Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less. 

2. Guyton Textbook of Medical Physiology International Edition
by Arthur C. Guyton 
Price: USD 42.77
Dealer: Biblio, ThriftBooks
Description: Harcourt Brace Jovanovich, Inc., Date: 1991. Paperback. Acceptable. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed. 1991. Harcourt Brace Jovanovich, Inc. ISBN 0721639941 9780721639949 [US] 

3. Guyton Textbook of Medical Physiology (International Edition)
by Arthur C. Guyton 
Price: USD 42.77
Dealer: Abebooks, ThriftBooks-Atlanta
Description: ISBN10: 0721639941, ISBN13: 9780721639949, [publisher: Harcourt Brace Jovanovich, Inc.] Softcover Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less 5.4 [AUSTELL, GA, U.S.A.] [Publication Year: 1991]