000 00499nam a22001577a 4500
008 150723b xxu||||| |||| 00| 0 eng d
020 _a0964327015
050 _aLC 5800
_b.P67 1994
100 _aPortway, Patrick S.
_927058
245 _a2nd edition guide to teleconferencing and distance learning
_cPatrick S. Portway
250 _a2nd ed.
260 _aSan Ramon
_bApplied business telecommunication
_c1994
300 _aix, 448 p.
_bill.;
_c28 cm
521 _aInclude Glossary
942 _2lcc
_cBK
999 _c12047
_d12047