APA (7th ed.) Citation

Graham, R. (1983). Practical PASCAL for microcomputers. Sigma Techn. Pr.

Chicago Style (17th ed.) Citation

Graham, Roger. Practical PASCAL for Microcomputers. Wilmslow, Cheshire, UK: Sigma Techn. Pr, 1983.

MLA (9th ed.) Citation

Graham, Roger. Practical PASCAL for Microcomputers. Sigma Techn. Pr, 1983.

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