Παραπομπή APA

(1957). The making, shaping and treating of steel (7th ed.). [Pittsburgh]: United States Steel Corporation.

Παραπομπή Chicago Style

The Making, Shaping and Treating of Steel. 7th ed. [Pittsburgh]: United States Steel Corporation, 1957.

Παραπομπή MLA

The Making, Shaping and Treating of Steel. 7th ed. [Pittsburgh]: United States Steel Corporation, 1957.

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