Khanna, J.K. <br/><br/>
Chemistry guide 
J.K. Khanna, B. Dass and; R.K. Khanna. 
 - 5th ed. 
 - Meerut  Jajhans Prakashan Mandiv  1979 
 - 63p  21cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry - Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>540  / K62C