APA استشهاد

Perkins, D. (2002). Mineralogy.Ed.2 (2nd ed.). Pearson Education.

استشهاد بنمط شيكاغو

Perkins, Dexter. Mineralogy.Ed.2. 2nd ed. Delhi: Pearson Education, 2002.

MLA استشهاد

Perkins, Dexter. Mineralogy.Ed.2. 2nd ed. Pearson Education, 2002.