00309nam a2200121Ia 4500008004100000082000800041082001000049100001700059245004500076260001400121260004300135260000900178230118s9999||||xx |||||||||||||| ||und|| a546 bBAR/T aa.kbbarnard 0atheoretical basis of inorganic chemistry anew delhi btata mcgrawhill publishing company ltd c1965