Purohit, S. S. Fundamentals of biotechnology (for all Indian universitites) / S.S. Purohit, S.K. Mathur. - 2nd & enl ed. - Bikaner, India : Agro Botanical Publishers, 1994 - 458 p. : ill. ; 23 cm 23 M. Includes index. Subjects--Topical Terms: Biotechnology. Dewey Class. No.: 660.6 / PUF 1994