GUPTA S. a., . (1992). Quqntum Mechanics. : Jai Prakash Nath & Co. Mearut.
GUPTA SL...[et al], . 1992. Quqntum Mechanics. : Jai Prakash Nath & Co. Mearut.
GUPTA SL...[et al], . Quqntum Mechanics. : Jai Prakash Nath & Co. Mearut. 1992.