547 BHATTACHARYA, PRANOTOSH AADHUNIK JAIBA RASAYAN ( BEN ) / / P . BHATTACHARYA & S . N . SENGUPTA. - CALCUTTA: : VIDYODAYA LIBRARY,, 1983. xii , 731 , lxxviii P.. : PAPER BACK 21287 - KOLKATA : SANTRA PUB. , 2008 ( RPT 2009 ) / 744 P.. : 82/-300/- * CHEMISTRY - ORGANIC. * SENGUPTA, SAMBHUNATH * Title