Gaya APA

CLARK, D, S., Varney, W, R. (1962). PHYSICAL METALLURGY FOR ENGINEERS (2nd Ed.). New York: AMERICAN BOOK COMPANY.

Gaya MLA

CLARK, Donald, S.., Varney, Wilbur, R.. "PHYSICAL METALLURGY FOR ENGINEERS". 2nd Ed. New York: AMERICAN BOOK COMPANY, 1962. Textbook.