Mager, Robert F.  1923- <br/><br/>
Preparing instructional objectives 
Robert F. Mager 
 - 2d ed. 
 - Belmont, Calif  Fearon Publishers  1975 
 - 136 p. : ill. ; 21 cm. 
<br/><br/> First ed. published in 1961 under title: Preparing objectives for programmed instruction. 
<br/><br/><label>ISBN: </label>082245601X 
<br/><br/><label>LCCN: </label>75-016518 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Programmed instruction