00373nam a2200121Ia 4500008004100000040003800041100001900079245006800098250000600166260004500172300001600217653001800233211215s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aPauling, Linus 0aNature of chemical bond and structure of molecules and crystals  a3  bCornell University PressaNew Yorkc1960  axx, 644p p.  aChemical bond