Gale, Fred L <br/><br/>
Determining the requirements for the design of learner-based instruction 

 - Columbus  Charles E. Merrill  1975 
 - vii,328 p. 
<br/><br/><label>ISBN: </label>0675087090 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION
<br/><br/><label>Dewey Class. No.: </label>370.13  / GAL