Hamdan Mohammed <br/><br/>
The in-service needs of secondary school principals as perceived by the principals in Sabah, Malaysia  [microform] / 
Hamdan Mohammed 
 - Ann Arbor, Mich. :  University Microfilms International,  1982 
 - 2 microfiches ;  11 x 15 cm. 
<br/><br/>Thesis (Ph.D.)-Southern Illinois University at Carbondale, 1981 
<br/><br/><label>ISBN: </label>Y910040000 
<br/><br/><label>Subjects--Topical Terms: </label><br/>High school principals--In--service training--Sabah<br/>Teachers--In-service training