Cita APA (7a ed.)

Panikkar, K. M. (1959). Geographical factors in Indian history (2. ed.). Bharatiya Vidya Bhavan.

Cita Chicago Style (17a ed.)

Panikkar, K. M. Geographical Factors in Indian History. 2. ed. Chaupatty, Bombay: Bharatiya Vidya Bhavan, 1959.

Cita MLA (9a ed.)

Panikkar, K. M. Geographical Factors in Indian History. 2. ed. Bharatiya Vidya Bhavan, 1959.