Boyd,Joe. <br/><br/>
Understanding Science 2 / 
by Joe Boyd. 
 - Reprinted. 
 - London :  John Murray,  1991. 
 - 176 p. :  ill., col ;  26 cm. 
<br/><br/><label>ISBN: </label>0719546230 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science.