Smith, Robert Leonard. <br/><br/>
Successful chalk talking;  a complete guide. 

 - Grand Rapids, Mich.,  Baker Book House  [1972] 
 - 106 p.  illus.  28 cm. 
<br/><br/><label>ISBN: </label>0801079489 
<br/><br/><label>LCCN: </label>72077660 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chalk-talks.
<br/><br/><label>LC Class. No.: </label>NC 865  / .S53 c.2