Παραπομπή APA

Patwardhan, A. M. (1999). Dynamic earth system. Prentice-Hall of India.

Παραπομπή Chicago Style

Patwardhan, A. M. Dynamic Earth System. New Delhi: Prentice-Hall of India, 1999.

Παραπομπή MLA

Patwardhan, A. M. Dynamic Earth System. Prentice-Hall of India, 1999.