Cita APA (7th ed.)

Vallance, A., & Doughtie, V. L. (1951). Design of machine members (3a. ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Vallance, Alex, i Venton Levy Doughtie. Design of Machine Members. 3a. ed. Nueva York: McGraw-Hill, 1951.

Cita MLA (9th ed.)

Vallance, Alex, i Venton Levy Doughtie. Design of Machine Members. 3a. ed. McGraw-Hill, 1951.