Παραπομπή APA

(1969). Mineral science and technology: Needs, challenges and opportunities. Washington, D.C.: National Academy of Sciences.

Παραπομπή Chicago Style

Mineral Science and Technology: Needs, Challenges and Opportunities. Washington, D.C.: National Academy of Sciences, 1969.

Παραπομπή MLA

Mineral Science and Technology: Needs, Challenges and Opportunities. Washington, D.C.: National Academy of Sciences, 1969.

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