Cita APA (7th ed.)

Calmorin, L. P. (2006). Business mathematics. National Book Store.

Cita Chicago (17th ed.)

Calmorin, Laurentina Paler-. Business Mathematics. Mandaluyong City: National Book Store, 2006.

Cita MLA (9th ed.)

Calmorin, Laurentina Paler-. Business Mathematics. National Book Store, 2006.