Rhoad, C.E. <br/><br/>
The problem method of teaching, operator's manual :  twenty clear-cut steps in teaching, four variations of the problem method. / 
C.E. Rhoad. 
 - Lincoln :  University of Nebraska, College of Agriculture,  1951. 
 - 60 p.  23 cm. 
 - University of Nebraska publication  no. 178 .
<br/><br/>Bibliography: p. 60. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching--Outlines, syllabi, etc.