APA (7th ed.) Citation

Zaks, R. (1983). Your First Business Computer. Sybex.

Chicago Style (17th ed.) Citation

Zaks, Rodnay. Your First Business Computer. Berkeley, CA: Sybex, 1983.

MLA (9th ed.) Citation

Zaks, Rodnay. Your First Business Computer. Sybex, 1983.