APA (7th ed.) Citation

Zaks, R. (1980). Your first computer: A guide to business and personal computing (2d ed.). Sybex.

Chicago Style (17th ed.) Citation

Zaks, Rodnay. Your First Computer: A Guide to Business and Personal Computing. 2d ed. [Berkeley, Calif.]: Sybex, 1980.

MLA (9th ed.) Citation

Zaks, Rodnay. Your First Computer: A Guide to Business and Personal Computing. 2d ed. Sybex, 1980.