00394nam a2200121Ia 4500008004100000082001800041100001700059245006200076250000900138260003400147300000600181650008500187150614s9999    xx            000 0 und d  a302.23  GUM-I  aGumpert Gary  aInter Media- Interpersonal Communication in a Media World  aI ED  bOxford University Pressc1979  a0  aInter Media- Interpersonal Communication in a Media World Gumpert Gary,Sociology