Postlethwait, Samuel N.,  1918- <br/><br/>
The audio-tutorial approach to learning, through independent study and integrated experiences 
/ by S. N. Postlethwait, J. Novak and H. T. Murray, Jr 
 - 3d ed. 
 - Minneapolis  Burgess Publishing Company  1972 
 - ix, 184 p.: ill., ; 26 cm. 
<br/><br/> First published in 1964 under title: An integrated experience approach to learning. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0808760025 
<br/><br/><label>LCCN: </label>70-187724 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audio--visual education<br/>Programmed instruction<br/>Botany--Study and teaching