Παραπομπή APA

(1920). Journal of institution of engineers (India): Mining and metallurgy engineering division. Institution of engineers.

Παραπομπή Chicago Style

Journal of Institution of Engineers (India): Mining and Metallurgy Engineering Division. New Delhi: Institution of engineers, 1920.

Παραπομπή MLA

Journal of Institution of Engineers (India): Mining and Metallurgy Engineering Division. Institution of engineers, 1920.

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