Hamlyn <br/><br/>
Children`s Wonderful World Encyclopaedial 

 - London  Hamlyn  1970 
 - 544p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--Reference reading room
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural science & Mathematics--Dictionaries & encyclopediaGeneralia--Natural science & Mathematics
<br/><br/><label>Dewey Class. No.: </label>503  / HAM-C