(1980). Case studies on desertification (Natural Resources Research XVIII). Unesco/UNEP/UNDP.
Čikaški stil citiranja (17. izdanje)Case Studies on Desertification (Natural Resources Research XVIII). Paris: Unesco/UNEP/UNDP, 1980.
MLA način citiranja (9. izdanje)Case Studies on Desertification (Natural Resources Research XVIII). Unesco/UNEP/UNDP, 1980.
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