Fergusson, Val <br/><br/>
Supervision for the self-managing school :  The New Zealand experience / 
Val Fergusson. 
 - Paris :  UNESCO;  IIEP,  1998. 
 - xi, 58 p. ;  il. 
 - Trends in school supervision .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>37.014.6 (934) =20 "1998" FER.