Gaya APA

LAURSON, P, G., Cok, W, J. (1957). MECHANICS OF MATERIALS THIRD EDITION (3rd ed.). New York: JOHN WILEY.

Gaya MLA

LAURSON, Philip, Gustave., Cok, William, Junkin.. "MECHANICS OF MATERIALS THIRD EDITION". 3rd ed. New York: JOHN WILEY, 1957. Textbook.