Dutta, Mahadev., Debnath, Lokenath and Mukherjee, Tarun Kumar <br/><br/>
Elements of General Topology 

 - Calcutta  The World Press Private Ltd  1964 
 - 187 
<br/><br/><label>Subjects--Personal Names: </label> Mathematics 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics