APA استشهاد

Crawley, W. J., & Mc Arthur, W. G. (1988). Structured programming using PASCAL. PHI.

استشهاد بنمط شيكاغو

Crawley, Winston J., و William G. Mc Arthur. Structured Programming Using PASCAL. U S A: PHI, 1988.

MLA استشهاد

Crawley, Winston J., و William G. Mc Arthur. Structured Programming Using PASCAL. PHI, 1988.