McKean, Robert C. <br/><br/>
Principios y métodos en la educación secundaria 
Robert C. McKean ; traducción de César Magrini. 
 - Argentina  Editorial Troquel  1965. 
 - 365 p. 
<br/><br/> Translation of : Principles and methods in secondary education. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>evn00000938 //r90 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education, Secondary
<br/><br/><label>LC Class. No.: </label>LB1607  / .M287 1965 
<br/><br/><label>Dewey Class. No.: </label>373