00337nam a2200121Ia 4500008004100000100004400041245003500085260005000120300000900170650001400179942000700193999001500200190216s9999||||xx |||||||||||||| ||und||  a"Singh P R, Gupta D S & Bajpai K S" 0aExperimental Organic Chemistry  bTata Mcgraw Hill Publishing Company Ltdc1980  a267p  aChemistry  cBK  c2727d2727