Cita APA (7th ed.)

Peddicord, R. G. (1981). Understanding BASIC. Alfred publishing.

Cita Chicago (17th ed.)

Peddicord, Richard G. Understanding BASIC. Sherman Oaks, Calif.: Alfred publishing, 1981.

Cita MLA (8th ed.)

Peddicord, Richard G. Understanding BASIC. Alfred publishing, 1981.