Rangnekar, Dinesh Dr. An introduction to synthetic dyes/ Dr. Dinesh Rangnekar and Prof. P.P. Singh - Bombay: Himalaya Pub. House, 1980 - 215 p.; 22 cm. ISBN: Rs. 18.00 Subjects--Topical Terms: Dyes and dyeingPigmentsOptical brightners Dewey Class. No.: 667.25