Blake, Robert Rogers,  1918- <br/><br/>
The grid for sales excellence :  benchmarks for effective salesmanship by Robert R. Blake and Jane Srygley Mouton 

 - New York :  McGraw-Hill,  1970 
 - ix, 209 p. ;  23 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Selling