TY - BOOK AU - Dasmann,Raymond F. TI - Environmental conservation SN - 047189141X : U1 - 333.72 19 PY - 1984/// CY - New York PB - John Wiley and Sons KW - Natural resources KW - Spines KW - Human ecology KW - Ecology KW - Conservation of energy N1 - Includes bibliographical references; hrm N2 - Business ER -