Cita APA (7a ed.)

Carrad, H. L., & J.H Harvey. (1924). Practical Office Training. Gregg Pub. Co..

Cita Chicago Style (17a ed.)

Carrad, H. L., y J.H Harvey. Practical Office Training. London: Gregg Pub. Co., 1924.

Cita MLA (9a ed.)

Carrad, H. L., y J.H Harvey. Practical Office Training. Gregg Pub. Co., 1924.