Dubey, R. C. Text book of biotechnology / by R. C. Dubey - New Delhi : S Chand Publications, 1993. - xiv, 602 p. ; 23.5 cm. Subjects--Topical Terms: BiotechnologyMolecular biologyGenetic engineeringBiotechnology--Moral and ethical aspects Dewey Class. No.: 660.6 / DUB