APA (7th ed.) Zitazioa

Blunden, J. (1985). Mineral resources and their management. Longman.

Chicago Style (17th ed.) Zitazioa

Blunden, John. Mineral Resources and Their Management. London ; New York: Longman, 1985.

MLA (9th ed.) Zitazioa

Blunden, John. Mineral Resources and Their Management. Longman, 1985.

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