APA-čujuhus (7. p.)

(1985). Toward an international policy of environmental research. minister de l'environnment.

Chicago-čujuhus (17. p.)

Toward an International Policy of Environmental Research. Paris: minister de l'environnment, 1985.

MLA-čujuhus (9. p.)

Toward an International Policy of Environmental Research. minister de l'environnment, 1985.

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