APA (7th ed.) Citation

Held, G. (1982). Apple II BASIC: Quick reference guide. Wiley.

Chicago Style (17th ed.) Citation

Held, Gilbert. Apple II BASIC: Quick Reference Guide. New York ; Chichester: Wiley, 1982.

MLA (8th ed.) Citation

Held, Gilbert. Apple II BASIC: Quick Reference Guide. Wiley, 1982.

Warning: These citations may not always be 100% accurate.