Cita APA (7th ed.)

Papa, S. (1981). Personal computing digest. AFIPS.

Cita Chicago (17th ed.)

Papa, Sam. Personal Computing Digest. Chicago: AFIPS, 1981.

Cita MLA (9th ed.)

Papa, Sam. Personal Computing Digest. AFIPS, 1981.

Atenció: Aquestes cites poden no estar 100% correctes.