Grathoff, Richard H.,   1934- <br/><br/>
The structure of social inconsistencies :  a contribution to a unified theory of play, game, and social action / 
By Richard H. Grathoff. 
 - The Hague :  Martinus Nijhoff,   1970. 
 - viii, 186 p. ;  24 cm. 
<br/><br/>Bibliography: p. 180-184. 
<br/><br/><label>ISBN: </label>9024750067 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cognitive dissonance.<br/>Social interaction.<br/>Relevance.