Bullough, Robert V. <br/><br/>
Creating instructional materials / 
Robert V. Bullough, Sr. 
 - 3rd ed. 
 - Columbus :  Merrill,  c1988. 
 - xiii, 365 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0675208688 (pbk.) 
<br/><br/><label>LCCN: </label>87062671 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audio-visual materials.<br/>Teaching--Aids and devices.
<br/><br/><label>LC Class. No.: </label>LB1043  LB1043  / .B82 1988  / .B82 
<br/><br/><label>Dewey Class. No.: </label>371.33/5