00303nam a2200121 a 450000500170000002000150001708200200003210000180005224500430007025000120011326000350012530000210016020251203092224.0 a0070992169 a535.84,bD, ban aBanwell, C.N. aFundamentals of molecular spectroscopy a3rd ed. aDelhibTata Mc-Graw Hillc1993 axiii, 338p, 22cm