Singletary Jon E.   <br/><br/>
Leadership by the number: Using the enneagram to strengthen educational leadership 
Singletary Jon E.   
 - New Jersey  Jossey-Bass  2023 
 - xxi,202p. 
<br/><br/><label>ISBN: </label>9781119880486 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School Administrator