Wigglesworth, V.B. <br/><br/>
Principle of Insect Physiology  V.B. Wigglesworth. 

 - 7th ed. 
 - London  Chapman and Hall  1972 
 - vii, 827p., ill. 25cm. 
<br/><br/><label>Dewey Class. No.: </label>595.7  / W47P