000 00334nam a22001457a 4500
003 OSt
008 241209b |||||||| |||| 00| 0 eng d
020 _a0122703030
082 _a575.1 W
100 _aWILLIAMSON, R
245 _aGENETIC ENGINEERING 3
260 _aLONDON
_bACADEMIC PRESS
_c1982
300 _a173 P
942 _2ddc
_cBK
999 _c50298
_d50298