Keeton, William T. <br/><br/>
Biological science / 
William T. Keeton ; ill. by Paula DiSanto Bensadoun. 
 - New York :  Norton,  c1967. 
 - xiii, 955 p. :  ill., maps. 
<br/><br/> A shortened version of this work was published in 1969 under title: Elements of biological science. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.