Popham, W. James <br/><br/>
Classroom instructional tactics / 
W. James Popham and Eva L. Baker 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1973 
 - vii, 158  p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0131362348 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching--Programmed instruction