Cita APA (7th ed.)

LeBlond, G. T. (1983). Using 1-2-3. National Book Store.

Cita Chicago (17th ed.)

LeBlond, Geoffrey T. Using 1-2-3. Manila: National Book Store, 1983.

Cita MLA (9th ed.)

LeBlond, Geoffrey T. Using 1-2-3. National Book Store, 1983.