Varma, P. S. Datta, S. C. Deva Organic chemistry / by P. S. Varma and S. C. Deva Datta - 2nd ed. - Delhi : S. Chand & Company Ltd. , 1952. - 718 p. Hard Back Subjects--Topical Terms: Organic ChemistryChemistry Dewey Class. No.: 547 / VAR-O