000 00317pam a2200133a 44500
082 _a615.1
_bEm6p
100 _aEmmens, Clifford Walter
245 1 _aPRINCIPLES OF BIOLOGICAL ASSAY
260 _aLondon
_bCahpman & Hall
_c1948
300 _a206
650 _aBiological Assay
964 _gCIRC
997 _a3992 C
999 _c434021
_d434021