Παραπομπή APA

Odum, E. P. (1989). Ecology and our endangered life-support systems. Massachusetts: Sinauer Associates.

Παραπομπή Chicago Style

Odum, Eugene Pleasants. Ecology and Our Endangered Life-support Systems. Massachusetts: Sinauer Associates, 1989.

Παραπομπή MLA

Odum, Eugene Pleasants. Ecology and Our Endangered Life-support Systems. Massachusetts: Sinauer Associates, 1989.

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