Cunningham, William P. Principles of environmental science : inquiry & applications / William P. Cunningham, Mary Ann Cunningham. - 7th ed. - New York, NY : McGraw-Hill, c2013. - xxiv, 399, 4, 10, 2, 16 p. : ill. (chiefly col.), col. maps ; 28 cm. Includes index. ISBN: 9780073532516 (pbk. : acidfree paper) 0073532517 (hard copy : acidfree paper) LCCN: 2012016055 Subjects--Topical Terms: Environmental sciences--Textbooks. LC Class. No.: GE105 / .C95 2013 Dewey Class. No.: 363.7