APA (7th ed.) Citation

Perry,Greg. (1993). Teach Yourself Object-Oriented Programming With Turbo C in 21 Days. Prentice hall computer publishing.

Chicago Style (17th ed.) Citation

Perry,Greg. Teach Yourself Object-Oriented Programming With Turbo C in 21 Days. America: Prentice hall computer publishing, 1993.

MLA (9th ed.) Citation

Perry,Greg. Teach Yourself Object-Oriented Programming With Turbo C in 21 Days. Prentice hall computer publishing, 1993.

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