Enger, Eldon D. Environmental science: a study of interrelationships/ Eldon D. Enger and Bradley F. Smith. - 10 edition - New York: McGraw-Hill Education, c2006. - xxiv, 476+various paging: color illustrations; 28 cm. Includes glossaryand index. ISBN: 007252829x Subjects--Topical Terms: Environmental sciences Dewey Class. No.: DC 363.7 / En3e