Duncan, Ronald <br/><br/>
Encyclopaedia Of Ignorance : Everything You Ever Wanted To Know About Unknown 

 - Oxford  Pergamon Press  1977 
 - x, 343p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Axz7
<br/><br/><label>Dewey Class. No.: </label>Axz7  / K7