TY - BOOK AU - Enger, Eldon D. AU - Smith, Bradley F., ED - ED - ED - ED - TI - : a study of interrelationships SN - 9780073383200 (paperback) SN - 2 PY - 2010///46 CY - Boston PB - McGraw-Hill Higher Education KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Textbooks KW - Environmental sciences KW - sears0 N1 - Includes bibliographical references and index; 5 ER -