Mager, Robert Frank, 1923-  Mager, Robert Frank, 1923- <br/><br/>
Preparing instructional objectives / 
[by] Robert F. Mager. 
 - Palo Alto, CA :  Fearon Publishers,  [c1962] 
<br/><br/> "Previously published as Preparing objectives for programmed instruction." 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching machines.<br/>Programmed instruction.
<br/><br/><label>LC Class. No.: </label>LB1029.A85  / M2 1962b 
<br/><br/><label>Dewey Class. No.: </label>371.3944