Isaacs, Alan . <br/><br/>
Physics /  Textual Documents 
Alan Isaacs & Valerie. 
 - 1st ed. / 
 - London :  Paul Hamlyn ,  C1972. 
 - 159p. :  ill ;  18cm . 
<br/><br/><label>ISBN: </label>0 600 36983 8 
<br/><br/><label>Subjects--Index Terms: </label>Physics Reference-Physics 
<br/><br/><label>Dewey Class. No.: </label>530  / Is 1 P