00300nam a22001097a 4500082001200000100001700012245004100029260004300070300003200113650001400145700003100159  a540 VER  aVERMA, N. K.  aComprehensive Chemistry for Class XI  aNew DelhibLaxmi Publications (P) Ltd.  axix, 1117p.: ill.; 28.3 cm.  aChemistry  aKhanna S. K. and Kapila B.