547 SARKAR, P . B . ORGANIC CHEMISTRY / / P . B . SARKAR & P . B . RAKSHIT. - 12TH ED. - CALCUTTA: : SCIENCE BOOK SOCIETY,, 1965. 522 P.. 6676-6680 - 13TH ED / 1968 / 522 P / 9 /-. : 12/- * CHEMISTRY - ORGANIC. * RAKSHIT, R . C . * Title