TY - BOOK AU - Enger, Eldon D. AU - Smith, Bradley Fraser, ED - ED - ED - ED - TI - : a study of interrelationships SN - 978-0-07-110195-0 (paperback) SN - 2 PY - 2008///;copyright 200846 CY - Boston PB - McGraw Hill Higher Education KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Environmental sciences KW - Textbooks N1 - 5 ER -