APA استشهاد

Shearer, P. M. A. (2009). Introduction to seismology (2nd ed.).

استشهاد بنمط شيكاغو

Shearer, Peter M; Author. Introduction to Seismology. 2nd ed. New Delhi, Cambridge University Press, 2009.

MLA استشهاد

Shearer, Peter M; Author. Introduction to Seismology. 2nd ed. 2009.