Informationsver~ittlung B 136.688 

UnderstQnding new media. Trends and issues 
in electronicdistribution of infdrmRtion. 

F.d. by Benjamin 1'1. Compaine. /11it Abb./ -
Cambridgö' l'lass.: Dal1inger (1984). XYI, 
377 S. 8