Cita APA (7a ed.)
Poorman, A. P. (1945). Strength of Materials. McGraw Hill Book Company.
Cita Chicago Style (17a ed.)
Poorman, Alfred P. Strength of Materials. New York: McGraw Hill Book Company, 1945.
Cita MLA (9a ed.)
Poorman, Alfred P. Strength of Materials. McGraw Hill Book Company, 1945.
Precaución: Estas citas no son 100% exactas.