Enger, Eldon D. Environmental science : a study of interrelationships / Eldon D. Enger, Bradley F. Smith. - 8th ed. - Boston : McGrawHill, c2002. - xxv, 486p. : col. ill. ; 27 cm. Glossary : p. 465 - 472. Includes index. ISBN: 0072315474 Subjects--Topical Terms: Environmental sciences LC Class. No.: GE105 / En3 2002