Nuffield biology teachers' guide III :  the maintenance of life. 

 - London :   Longmans,  1966. 
 - xviii, 248 pages :  illustrations. 
<br/><br/>Includes bibliographical references and index.. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology --Study and teaching.
<br/><br/><label>LC Class. No.: </label>QH 307   / NUF 1966