The World environment 1972-1992 : two decades of challenge /

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi matua: COnyango
Ētahi atu kaituhi: Tolba Mostafa
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: London : Chapman & Hall, c1992.
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!