550 /BAS 7968 7969 7970 18851 18852 18853 18251 18250
Basu, Subhas Ranjan. Adhunik Bhumirup Bighan (Bhugathan & Bibartan) Kolkata : Naboday Publication, 2013 viii,472p. 325 * Geology, The Earth * Geography * * Ramkrishna Maiti * Title