Das Gupta,  Ashit andPrasad,  Surya Bhushan ,  1986, <br/><br/>
Degree level analytical geometry of three dimensions 
by Ashit Das Gupta and Surya Bhushan Prasad 
 - Patna:  BharatiBhawan,  1986. 
 - 324p.:  21cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>ANALYTICAL GEOMETRY.
<br/><br/><label>Dewey Class. No.: </label>516.3  / DAS