00338nam a2200133Ia 4500008004100000020000800041040003000049082001600079100002300095245002400118260003700142300001100179650001400190190302s9999||||xx |||||||||||||| ||und||  c250  aKharagpur College Library  a910.02bPRA  aNityananda Pradhan  aAdhunik jol bighyan  bJoy durga libraryaKolkatac2012  a350 p.  aGeography