Jacobs, Paul I. <br/><br/>
A guide to evaluating self-instructional programs / 
Paul I. Jacobs, Milton H. Maier, Lawrence M. Stolurow. 
 - New York :  Holt, Rinehart and Winston,  1966. 
 - 84 p. :  il. 
<br/><br/><label>Encabezamiento--Tema: </label><br/>AUTOEDUCACION