Khera S S <br/><br/>
Central executive 

 - New Delhi  Orient Longman       1975 
 - vii,334p  cm. 
<br/><br/><label>Standard No.: </label>40071 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>V2,2'N6, L5