Perry, Richard,  1909- <br/><br/>
Life in desert and plain / 
by Richard Perry ; illustrated by Nancy Lou Gahan 
 - 1st ed. 
 - New York :  Taplinger,  1977 
 - 253 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 237-243. 
<br/><br/><label>ISBN: </label>0800847989 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Desert ecology<br/>Grassland ecology