Παραπομπή APA

Brown, L. R. (1978). The twenty-Ninth day: Accommadating human needs and numbers tothe Earth'w resources / Lester R. Brown.-. New York: W.W. Northon & Com. INC..

Παραπομπή Chicago Style

Brown, Lester Russell. The Twenty-Ninth Day: Accommadating Human Needs and Numbers Tothe Earth'w Resources / Lester R. Brown.-. New York: W.W. Northon & Com. INC., 1978.

Παραπομπή MLA

Brown, Lester Russell. The Twenty-Ninth Day: Accommadating Human Needs and Numbers Tothe Earth'w Resources / Lester R. Brown.-. New York: W.W. Northon & Com. INC., 1978.

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