00353nam a2200157Ia 4500008004100000020000900041035001000050082001700060100001400077245003600091250000900127260003700136300000700173500000900180650000600189210723s9999||||xx |||||||||||||| ||und||  aNULL  a24554  a530.123BRRO  aRroup, G. 0aUnderstanding Quantum Mechanics  a1968  aMeerutbPragati Books Pvt . Ltd.  a85  a9450  a-