Villee, Claude Alvin. <br/><br/>
Biological principles and processes / 
Claude A. Villee, Vincent G. Dethier. 
 - 2nd ed. 
 - Philadelphia :  W B Saunders,  1976. 
 - xvii, 999 p. :  ill. ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0721690297 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.