000 00260 a2200097 4500
001 34453
100 _aSing Petary M.W
245 _aCommunication theory and Research Applications
260 _aUSA
_bThe Iowa St. University Press
_c1988
090 _c22746
_d22746
942 _aNUST-CAE
_cM
_c14165
999 _c269526
_d269526