Memoirs of the Geological survey of India, Volume 112
Swami Nath, J. and Ramakrishnan, M.
Memoirs of the Geological survey of India, Volume 112 Swami Nath, J. and Ramakrishnan, M. - Bangalore GSI 1981
551.71 / NAT .E
Memoirs of the Geological survey of India, Volume 112 Swami Nath, J. and Ramakrishnan, M. - Bangalore GSI 1981
551.71 / NAT .E