Gupta, S L Elements Of Spectroscopy : Atomic,Molecular And Laser Physics / S L Gupta ; V Kumar ; R C Sharma - 26th Ed. - Meerut: Pragathi Prakashan, 2014. - 597p ISBN: 9789350063996 Subjects--Topical Terms: Physics Dewey Class. No.: 535.84 / GUP/E