Dewan, S.K Organic spectroscopy / by S.K Dewan - New Delhi : Cbs Publishers and distributors Pvt ltd , 2010 . - 662 p. Paper Back ISBN: 9788123919065 Subjects--Topical Terms: Spectroscopy Spin couplingCoupling constantsFourier transform Dewey Class. No.: 543.5 / DEW-O