00313nam a2200121Ia 4500008004100000020001500041041000700056082001000063100001600073245004300089260004800132300001100180180611s9999||||xx |||||||||||||| ||und||  a8171411614  aen  a546.8  aSETHI, M.S. 0aPeriodic Table and Periodic Properties  aNew DelhibDiscovery Publishing Housec1992  a101 p.