Gregory, John Milton. <br/><br/>
The Seven Laws of Teaching. 

 - Grand Rapids, Michigan:  Baker Book House,  1969. 
 - xii, 129p.  20 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teknik Mengajar
<br/><br/><label>LC Class. No.: </label>LB1025  / .G83 1978 
<br/><br/><label>Dewey Class. No.: </label>371.3