Παραπομπή APA

(1985). Extraction metallurgy '85: Papers presented at the extraction metallurgy '85 symposium. London: Institution of Mining and Metallurgy.

Παραπομπή Chicago Style

Extraction Metallurgy '85: Papers Presented At the Extraction Metallurgy '85 Symposium. London: Institution of Mining and Metallurgy, 1985.

Παραπομπή MLA

Extraction Metallurgy '85: Papers Presented At the Extraction Metallurgy '85 Symposium. London: Institution of Mining and Metallurgy, 1985.

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