000 00446nam a2200157Ia 4500
008 200208s9999 xx 000 0 und d
082 _aGL 303.44
100 _a"Afanasyev, V."
245 0 _aSocial information and the regulation of social development / translated by P.I. Krothov and I. P. Medova
260 _aMoscow
260 _bProgress Publishers
260 _c1980
300 _a362 p.
650 _aInformation theory
942 _cB
999 _c186159
_d186159