Barber, H.  Mrs. <br/><br/>
Natural Science:  An integrated course for schools/ 

 - Oxford  Pergamon Press  1968 
 - 53p.  col.; ill. 
<br/><br/><label>ISBN: </label>080074898 
<br/><br/><label>LC Class. No.: </label>Q161  / .N21 1968