Wahid, P.A . <br/><br/>
An Introduction to Isotopes And Radiations /  Textual Documents 
P.A.Wahid. 
 - Ist ed / 
 - New Delhi :  Allied Publishers Ltd ,  1954. 
 - 157p ;  23cm. 
<br/><br/><label>ISBN: </label>81-7764-060-7 
<br/><br/><label>Subjects--Index Terms: </label>Physics P.G-Phy 
<br/><br/><label>Dewey Class. No.: </label>539  / Wa 125 In