RAT'P06 UG/11630 Colin Ratledge Basic biotechnology / edited by Colin Ratledge, Bjorn Kristiansen. – 3rd ed. / Colin Ratledge, Bjorn Kristiansen – New York : Cambridge, 2006 ISBN9780521729475 : Rs.450/- . Biotechnology . Kristiansen, Bjorn , ed. . Ratledge, Colin , ed. |