Ray, M. and Sharma, Har Swarup <br/><br/>
A Text Book on Vector Calculus 

 - 4 
 - Agra  Students' Friends and Co.  1967 
 - 118 
<br/><br/><label>Subjects--Personal Names: </label> Mathematics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics