Introduction to commercial arithmatic and elements of statistics 
By Ajanta Mazumadar  
 - 1st ed. 
 - New delhi:  S. Chand & company ltd.,  2006. 
 - x,263p. 
<br/><br/><label>ISBN: </label>81-219-2760-9 
<br/><br/><label>Subjects--Index Terms: </label>Arithmetic Commercial arithmatic and elements of statistics Commerce 
<br/><br/><label>Dewey Class. No.: </label>513