1. the earth's impeding physical environment round the year 2000 and the problems of the developing countries

پدیدآورنده :

کتابخانه: Library of the Faculty of Theology and Islamic Sciences of Tehran University (Tehran)

رده :
GF75
.
K3

2. The earth's impending physical enuironment: round the year 2000 and the problems of the developing countries

پدیدآورنده :

کتابخانه: Library of the Faculty of Economics University of Tehran (Tehran)

موضوع : Pollution,Ecology,Ecology -- Developing countries,Twenty -- First century -- Forecasts

رده :
TD
177
.
A35
1975