Sen, Bijay Krishna . <br/><br/>
Concepts of Chemistry For Class X1 Part 1 /  Textual Documents 
Bijay Krishna Sen and Pannalal Goswami. 
 - Ist ed / 
 - Gauhati :  Modern Publishers ,  2005. 
 - 722pg ;  24cm  `. 
<br/><br/> New Syllabus ; Assam H S E C Gauhati 
<br/><br/><label>Subjects--Index Terms: </label>Chemistry G-Chemistry 
<br/><br/><label>Dewey Class. No.: </label>540  / Se 55 Mo