APA (7th ed.) Citation

Porter. (1987). Stretching Turbo Pascal: Advanced programming in the MS-DOS environment. Prentice Hall Press.

Chicago Style (17th ed.) Citation

Porter. Stretching Turbo Pascal: Advanced Programming in the MS-DOS Environment. New York, N.Y: Prentice Hall Press, 1987.

MLA (8th ed.) Citation

Porter. Stretching Turbo Pascal: Advanced Programming in the MS-DOS Environment. Prentice Hall Press, 1987.

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