APA استشهاد

Barker, E. (1953). Introduction to Steel Shipbuilding. McGraw-Hill.

استشهاد بنمط شيكاغو

Barker, Elijah. Introduction to Steel Shipbuilding. New York: McGraw-Hill, 1953.

MLA استشهاد

Barker, Elijah. Introduction to Steel Shipbuilding. McGraw-Hill, 1953.