NASIPURI D. creator text NEW DELHI NEW AGE 2015 monographic 537 STEREOCHEMISTRY MOLECULAR GEOMETRY AND CHEMICAL BONDING, MOLECULAR SYMMETRY AND CHIRALITY, STEREOISOMERISM AND CENTER OF CHIRALITY, TOPICITY AND PROSTEREOISOMERISM, DETERMINATION OF CONFIGURATION, CONFORMATIONS OF ACYCLIC MOLECULES 541.223,NAS 9788122430295