Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.