APA استشهاد

Potts, M., & Behr, P. (1987). Leading edge. Tata McGraw Hill.

استشهاد بنمط شيكاغو

Potts, Mark, و Peter Behr. Leading Edge. New Delhi: Tata McGraw Hill, 1987.

MLA استشهاد

Potts, Mark, و Peter Behr. Leading Edge. Tata McGraw Hill, 1987.