1. The encyclopedia of environmental studies /
پدیدآورنده : William Ashworth.
کتابخانه: Library of Faculty of Geography of Tehran University (Tehran)
موضوع : Environmental engineering--Encyclopedias.,Environmental protection--Encyclopedias.,Pollution--Encyclopedias.,Ecology--Encyclopedias.
رده :
TD
9
.
A
84
1991
2. The encyclopedia of environmental studies.
پدیدآورنده : William Ashworth.
کتابخانه: Library of Faculty of Geography of Tehran University (Tehran)
موضوع : Environmental engineering--Encyclopedias.,Environmental protection--Encyclopedias.,Pollution--Encyclopedias.,Ecology--Encyclopedias.
رده :
R
TD9
.
A84
1991