00282nam a2200109 a 450000500170000000800410001704100080005810000170006624500500008326400310013330000080016420260717100939.0260717s1997    ii            000 0 eng d  aeng1 aArora, M. L.12aA Textbook of Quantum Mechanics /cArora,M.L. 1aNew Delhi :bAnmol,c1997.  a197