Παραπομπή APA

(1973). Material needs and the environment today and tomorrow: Final report of the National Commission on Materials Policy June 1973. National Commission on Materials Policy.

Παραπομπή Chicago Style

Material Needs and the Environment Today and Tomorrow: Final Report of the National Commission On Materials Policy June 1973. National Commission on Materials Policy, 1973.

Παραπομπή MLA

Material Needs and the Environment Today and Tomorrow: Final Report of the National Commission On Materials Policy June 1973. National Commission on Materials Policy, 1973.

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