Microbial genetics applied to biotechnology : principles and techniques of gene transfer and manipulation / Venetia A. Saunders and Jon R. Saunders. Saunders, Venetia A., 1949- Saunders, Jon, 1949- Microbial genetic engineering. Microbial genetics. TP248.6 .S28 1987b 660.62 20 SAN Includes bibliographies and index. London : Croom Helm, c1987. c1987. 1987 Text 422 p. : eng