APA (7th ed.) Citation

(1990). Turbo Pascal 6.0: Programmer's guide. Borland International, Inc.

Chicago Style (17th ed.) Citation

Turbo Pascal 6.0: Programmer's Guide. Scotts Valley, CA: Borland International, Inc, 1990.

MLA (9th ed.) Citation

Turbo Pascal 6.0: Programmer's Guide. Borland International, Inc, 1990.