Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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