Environmental science:
Chiras,Daniel D. 1988
Environmental science: a framework for decision making. - 2rd ed - California: Benjamin, 1988. - xxiii,531p.:ill. includes bibliographical references and index 22cm
0805322574
Environmental policy.
Environmental protection.
HC 79 .E5C485 1988
Environmental science: a framework for decision making. - 2rd ed - California: Benjamin, 1988. - xxiii,531p.:ill. includes bibliographical references and index 22cm
0805322574
Environmental policy.
Environmental protection.
HC 79 .E5C485 1988