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024 _a19824
037 _cTextual
040 _aSDCL
_cSDCL
_beng
041 _2eng
_aeng
082 _aB44, M0
100 _aRobinson D F
_9503688
245 0 _aDigraphs
_b Theory and techniques.
260 _c1980
700 _a Foulds L R
_9503689
942 _hB44, M0
_cTEXL
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999 _c821983
_d821983