Gregorio, Herman C. <br/><br/>School administration and supervision / Herman C. Gregorio.--  -- Quezon City:  Garotech Pub.,  1961. <br/>xiv, 550 p.  22 cm. <br/><br/> Includes index. <br/><br/><label>ISBN: </label>9718711090 <br/><br/><label>Subjects--Topical Terms: </label><br/>School administration.<br/>School supervision.<br/><br/><label>Dewey Class. No.: </label>Fil 371.2 G861 1961