@book{75305,
	author = {Chatterjee, S.P. },
	title = {Proceedings of symposium on geomorphology of the Indian shield :},
	publisher = {National Committee for Geography, },
	year = {1968,1972.},
	series = {21th International Geographical Congress =; 21e Congrès Géographique International : India 1968 : [proceedings of the symposia]},
	address = {Calcutta : }
}