Provisional bengal board of Secondary education : 
West Bengal board of secondary education 
 - Calcutta :  WBBS ,  1997 
 - v. :  32cm 
<br/><br/>a-Humanities, b-Science, c-Technical, d-Commerce, e-Agriculture, f-fine Arts, g-Home Science 
<br/><br/><label>Dewey Class. No.: </label>373.5415