APA (7th ed.) Citation

Borland International. (1988). Turbo Pascal, version 5.0: User's guide. Pernick Printing Corp.

Chicago Style (17th ed.) Citation

Borland International. Turbo Pascal, Version 5.0: User's Guide. Quiapo, Manila: Pernick Printing Corp, 1988.

MLA (9th ed.) Citation

Borland International. Turbo Pascal, Version 5.0: User's Guide. Pernick Printing Corp, 1988.