Παραπομπή APA

Perkins, D. (1998). Mineralogy. Prentice-Hall of India.

Παραπομπή Chicago Style

Perkins, Dexter. Mineralogy. New Jersey: Prentice-Hall of India, 1998.

Παραπομπή MLA

Perkins, Dexter. Mineralogy. Prentice-Hall of India, 1998.