00481 a2200169 4500 0521384737 660.6 BIO 23327 37427 Silva, E.J. Da ed. Biotechnology economic and social aspects issues for developing countries Cambridge University of Cambridge 1992 1992 xiii,388p. 23cm Biotechnology Sasson, A. ed. Ratledge, C. ed. L 50580 50580 0 0 0 0 LEN MKDL MKDL LEN 2009-08-25 0 660.6BIO 53449 2009-08-25 00:00:00 0.00 2016-10-31 L