Cita APA (7a ed.)

Kallaus, N. F., & Keeling, B. L. (1991). Administrative office management (10th ed.). South-Western Pub. Co..

Cita Chicago Style (17a ed.)

Kallaus, Norman Francis, y B. Lewis Keeling. Administrative Office Management. 10th ed. Cincinnati, OH: South-Western Pub. Co., 1991.

Cita MLA (9a ed.)

Kallaus, Norman Francis, y B. Lewis Keeling. Administrative Office Management. 10th ed. South-Western Pub. Co., 1991.