Cita APA (7th ed.)

Poole, L. (1981). Apple II: User's guide. National Book Store.

Cita Chicago (17th ed.)

Poole, Lon. Apple II: User's Guide. Manila: National Book Store, 1981.

Cita MLA (9th ed.)

Poole, Lon. Apple II: User's Guide. National Book Store, 1981.