Principles of environmental science /
Watt, Kenneth E. 1973
Principles of environmental science / Kenneth, Watt E. - New York: McGrawHill book company, 1973. - xiv, 319 p. : ill. ; 24cm.
Include bibliographies.
0070685754
Ecology.
Human ecology.
Environmental policy.
Environmental science.
QH 541.W28 1973
Principles of environmental science / Kenneth, Watt E. - New York: McGrawHill book company, 1973. - xiv, 319 p. : ill. ; 24cm.
Include bibliographies.
0070685754
Ecology.
Human ecology.
Environmental policy.
Environmental science.
QH 541.W28 1973