00333nam a2200133Ia 4500008004100000040001700041041001200058082001700070100001900087245003500106250001200141260003500153300001100188230917s9999||||xx |||||||||||||| ||und||  e119412aMAIN  aEnglish  a541.224 S56C  aSanderson, R T 0aChemical bonds and bond energy  a2nd ed.  aNew YorkbAcademic Pressc1976  a218 p.