000 00440nam a2200169 4500
001 22816/78
005 20130515014145.0
008 111112s9999 xx 000 0 und d
020 _a0 901223 47 6
082 0 0 _a621. 38 how
100 1 _a"howson, d p. "
_94235
245 1 0 _acomminication engineering:
_b/
_c d.p. howson
250 _a1 ed.
260 _auk :
_bpeter peregrinus
_c1974.
300 _a", 45p.;
_c21 cm."
942 _2lcc
_cBK
999 _c14574
_d14574