An Environmental bibliography publications issued by UNEP or under its auspices, 1973-1980.

An Environmental bibliography publications issued by UNEP or under its auspices, 1973-1980.

ग्रंथसूची विवरण
निगमित लेखक: United Nations Environment Programme
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: Nairobi United Nations Environment Programme 1981.
विषय:
Ecology > bibl.
Pollution > Environmental aspects > Bibl.
Environmental protection > Bibl.
United nations Environment Programmed > Catalogs.