Vanoverbergh, Morice. <br/><br/>
Some undescribed languages of Luzon / 
by Morice Vanoverbergh. 
 - Nijmegen :  Dekker & van de Vegt n.v.,  1937. 
 - 200 p. :  fold. maps. ;  22 cm. 
 - Publications commission d'enquete linguistique  III .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philippine languages.<br/>Negritos.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Luzon (Philippines)--Languages.