Johnson, Willis H. <br/><br/>
General biology / 
Willis H. Johnson, Richard A. Laubengayer and Louis E. DeLanney. 
 - Rev. ed. 
 - New York :  Holt, Rinehart and Winston,  1961. 
 - 655 p. :  ill. ;  26 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>246950411 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.