Gerber, Philip L. <br/><br/>
Robert Frost / 
by Philip L. Gerber. 
 - New York :  Twayne Publishers,  [1967]. 
 - 192 p. ;  21 cm. 
 - Twayne's United States authors series, 107 .
<br/><br/>Bibliography: p. 177-185. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Frost, Robert, 1874-1963 --Criticism and interpretation.