Geographical Society of India. Calcutta geographical review. Calcutta Geographic Society.
Dyfyniad Arddull ChicagoGeographical Society of India. Calcutta Geographical Review. Calcutta: Calcutta Geographic Society.
Dyfyniad MLAGeographical Society of India. Calcutta Geographical Review. Calcutta Geographic Society.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.