TY - BOOK AU - Enger,Eldon D. AU - Smith,Bradeley F. TI - Environmental science: a study of interrelationship SN - 0072909080 : U1 - 628 19 PY - 2000/// CY - Boston PB - McGraw-Hill KW - Environment KW - Spines N1 - Includes index; env N2 - Environment Management ER -