APA (7th ed.) Citation

Poorman, A. P. (1945). Strenght of materials. McGraw-Hill.

Chicago Style (17th ed.) Citation

Poorman, Alfred P. Strenght of Materials. New York: McGraw-Hill, 1945.

MLA (9th ed.) Citation

Poorman, Alfred P. Strenght of Materials. McGraw-Hill, 1945.