Cita APA (7th ed.)

Andres, T. D. (1995). The effective manager. New Day.

Cita Chicago (17th ed.)

Andres, Tomas D. The Effective Manager. Quezon City: New Day, 1995.

Cita MLA (9th ed.)

Andres, Tomas D. The Effective Manager. New Day, 1995.