000 00424nam a2200169 4500
020 _a
_c87.5
082 _a547.59 HAR
100 _aHARTOUGH HOWARD D
245 _aTHIOPHENE AND ITS DERIVATIVES
_hENGLISH
250 _a
260 _aLONDON
_bINTERSCIENCE
_c1952
300 _a533
_fHB
500 _a
590 _d
650 _aTHIOPHENE AND ITS DERIVATIVES
942 _cREF
999 _c272756
_d272756