(1981). Renewable natural resources and the environment: Pressing problems in the developing world. Dublin: Published for the United Nations University by Tycooly International Pub.
Παραπομπή Chicago StyleRenewable Natural Resources and the Environment: Pressing Problems in the Developing World. Dublin: Published for the United Nations University by Tycooly International Pub, 1981.
Παραπομπή MLARenewable Natural Resources and the Environment: Pressing Problems in the Developing World. Dublin: Published for the United Nations University by Tycooly International Pub, 1981.
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