TY - BOOK AU - Enger, Eldon D. AU - Smith, Bradley Fraser. ED - ED - ED - ED - TI - : a study of interrelationships SN - 069715906X (pbk.);0697159078 (case) SN - 2 PY - 1995///];copyright 1995.46 CY - Dubuque, IA PB - W.C. Brown Publishers KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Environmental sciences N1 - Includes bibliographical references (p. 491-495) and index; 5 ER -