Ashworth, William.
The encyclopedia of environmental studies / William Ashworth. - New York : Facts on File, 1991. - 470 p. : ill., maps.
Includes bibliographical references.
0816015317 (hardbound : acid-free paper) : $60.00 ($75.00 Canada)
89048425
Ecology--Dictionaries.
Environmental protection--Dictionaries.
Pollution--Dictionaries.
333.7
The encyclopedia of environmental studies / William Ashworth. - New York : Facts on File, 1991. - 470 p. : ill., maps.
Includes bibliographical references.
0816015317 (hardbound : acid-free paper) : $60.00 ($75.00 Canada)
89048425
Ecology--Dictionaries.
Environmental protection--Dictionaries.
Pollution--Dictionaries.
333.7