Cita APA (7a ed.)

Vallance, A., & Doughtie, V. L. (1943). Design of machine members (2nd ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Vallance, Alex, y Venton Levy Doughtie. Design of Machine Members. 2nd ed. New York [etc.]: McGraw-Hill, 1943.

Cita MLA (9a ed.)

Vallance, Alex, y Venton Levy Doughtie. Design of Machine Members. 2nd ed. McGraw-Hill, 1943.