Harh, Amal Kumar <br/><br/>
Knowing A Negative Fact : Anupalabdhi 

 - Delhi  New Bharatiya Book Corpo  2001 
 - v,144p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>R602
<br/><br/><label>Dewey Class. No.: </label>R602  / N1