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.

গ্রন্থ-পঞ্জীর বিবরন
সংস্থা লেখক: United Nations Environment Programme
বিন্যাস: গ্রন্থ
ভাষা:English
প্রকাশিত: Nairobi United Nations Environment Programme 1981.
বিষয়গুলি:
Ecology > bibl.
Pollution > Environmental aspects > Bibl.
Environmental protection > Bibl.
United nations Environment Programmed > Catalogs.