Cita APA (7a ed.)

Gilkey, H. J., Murphy, G., & Bergman, E. O. (1941). Materials testing: Theory, practice and significance of physical test on engineering materials. McGraw-Hill Book Company..

Cita Chicago Style (17a ed.)

Gilkey, Herbert J., Glenn Murphy, y Elmer O. Bergman. Materials Testing: Theory, Practice and Significance of Physical Test on Engineering Materials. New York: McGraw-Hill Book Company., 1941.

Cita MLA (9a ed.)

Gilkey, Herbert J., et al. Materials Testing: Theory, Practice and Significance of Physical Test on Engineering Materials. McGraw-Hill Book Company., 1941.