Environment : Annual Editions 87/88 /
John Allen Editor
- Guilford, Conn. : Dushkin Pub. Group
- 241 p. ; 28 cm.
Pollution--Periodicals
Ecology--Periodicals
Environmental protection--Periodicals
Nature conservation--Periodicals
304.2
Pollution--Periodicals
Ecology--Periodicals
Environmental protection--Periodicals
Nature conservation--Periodicals
304.2