Oldroyd, Harold. <br/><br/>
Elements of entomology :  [an introduction to the study of insects] / 
Harold Oldroyd. 
 - New York :  Weidenfeld and Nicolson,  [1968]. 
 - x, 311 p. :  ill. 
 - [The Universe natural history]. .
<br/><br/> Note: Sub-title taken from the front cover of the book. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Entomology.