Gregorio, Herman C. <br/><br/>School Administration and Supervision  - Quezon City  Garotech Publishing  1961.  - xiv, 543 pages;  22cm. <br/><br/>Includes index <br/><br/><label>ISBN: </label>9718711090 <br/><br/><label>Subjects--Topical Terms: </label><br/>Educational administration<br/><br/><label>Dewey Class. No.: </label>371.2  / G81 1961