00739nam a22002057a 4500 20100805154223.0 ENG-98207 9788131724637 250.00 EN-81740 DBAD/PUB 547 Singh, D. K 7164 Conceptual problems in organic chemistry : (for engineering and medical entrance examinations) / by D. K. Singh Delhi Pearson Education 2009 482 FIE, Patparganj Delhi 110092 V.1 (233p). 24cm (pbk) Chemistry, organic 7165 ddc EN 547 SIN 39546 39546 0 0 0 1 NFIC DBAD DBAD 2010-08-05 DBAD/PUB 250.00 0 547 SIN EN-81740 2010-08-05 00:00:00 1 250.00 EN