Cita APA (7th ed.)

Laird, D. A., & Laird, E. C. L. (1961). Practical business psychology (Third edition.). Cacho Hermanos, Inc.

Cita Chicago (17th ed.)

Laird, Donald A., i Eleanor Childs Leonard Laird. Practical Business Psychology. Third edition. Mandaluyong, Rizal: Cacho Hermanos, Inc, 1961.

Cita MLA (9th ed.)

Laird, Donald A., i Eleanor Childs Leonard Laird. Practical Business Psychology. Third edition. Cacho Hermanos, Inc, 1961.