 1961 : Encounters : Two Studies in the Sociology of Interaction – Fun in Games & Role Distance . Indianapolis , Bobbs @-@ Merrill . 
 1961 : Encounters : Two Studies in the Sociology of Interaction – Fun in Games & Role Distance . Indianapolis , Bobbs @-@ Merrill . 
1961 : Encounters : Two Studies in the Sociology of Interaction – Fun in Games & Role Distance . Indianapolis , Bobbs @-@ Merrill .