Spriegel, William R. ...[et al.]. <br/><br/>
Elements of supervision/2e 

 - 2nd ed. 
 - New York  John wiley and sons  1957 
 - xii, 349p. 
<br/><br/><label>Subjects--Index Terms: </label>Organization 
<br/><br/><label>Dewey Class. No.: </label>658.43  / SPR