TY - BOOK AU - Williamson, R. CN - QH442 .G443 CN - QH442 CY - London ; CY - New York : DA - 1981-<1983 > ID - 66575 KW - Genetic engineering. KW - Recombinant DNA. PB - Academic Press, PP - London ; PP - New York : PY - 1981-<1983 > SN - 0122703014 (pbk. : v. 1) T1 - Genetic engineering / TI - Genetic engineering / ER -