McKean, Robert C. <br/><br/>
Principles and methods in secondary education / 
Robert C. McKean. 
 - 2nd ed. 
 - Columbus, Ohio:   Merrill,   1971.  
 - xiv, 290 p. ;  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>067509237X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education, Secondary
<br/><br/><label>Dewey Class. No.: </label>373