APA (7th ed.) Citation

Aquino, F. O. (2000). Business English & correspondence. National Book Store.

Chicago Style (17th ed.) Citation

Aquino, Fe O. Business English & Correspondence. Mandaluyong City: National Book Store, 2000.

MLA (9th ed.) Citation

Aquino, Fe O. Business English & Correspondence. National Book Store, 2000.