1. Environmentail science: The way the world works
Author: Bernard J. Nebel, Richard T. Wright
Library: Central Library and Information Center of Shahed University (Tehran)
Subject: Ecology,Environmental sciences
Classification :
QH
،
514
،.
N39
،
1981
2. Environmental science
Author: / Bernard J. Nebel, Richard T. Wright
Library: Central library of medical university of Isfahan (Esfahan)
Subject: Environment science
Classification :
GE105
.
N4E5
2000
