000 00608nam a2200253 a 4500
005 20150706003902.0
006 a 000 0
007 a| |||||
008 060823s1992 000 0 eng d
020 _a0273038281
060 _bH.J
082 _a657.2
084 _a657.2
_bH.J
100 1 _ajohn harrison.
245 1 0 _aSecretarial duties.
_h[Book /]
_cjohn harrison.
250 _a9th ed.
260 _aLondon :
_bPitman,
_c1992.
300 _a332 p. :
_bill ;
_c21 cm.
650 0 _aTitle.
650 0 _a communication systems .
001 0000031712
003 0000
942 _cBK
999 _c47922
_d47922