Nelkon, M. <br/><br/>
Principles of physics / 
by M. Nelkon 
 - 7th 
 - Lagos  CSS Bookshops and Hart-Davis Educational  1977 
 - xiii, 680p. :ills  Hbk 
<br/><br/><label>ISBN: </label>0247128929 
<br/><br/><label>LC Class. No.: </label>QC21.2.N45 1977