TY - BOOK AU - Enger, E. D. AU - Smith, B. F. TI - Environmental Science: A Study of Interrelationships SN - 9781259071584 AV - DUCE GE105.G54 PY - 2013/// CY - New York PB - McGraw-Hill KW - Environmental Science N1 - includes index, appendix and glossary ER -