Earth matters environmental challenges for the l980s

Bibliografske podrobnosti
Glavni avtor:	Tolba, Mostafa Kamal
Korporativna značnica:	United Nations Environment Programme
Drugi avtorji:	Lamb, Robert 1949-, Allen, Patrick
Format:	Knjiga
Jezik:	English
Izdano:	Nairobi, Kenya United Nations Environment Programme 1983.
Teme:	Environmental protection.