Villanueva, E. B. (2010). Gabay sa mga karapatan ng Overseas Filipino Worker (OFW): With foreword by Ernesto F. Herrera. Central Book Supply.
Chicago-Zitierstil (17. Ausg.)Villanueva, Elvin B. Gabay Sa Mga Karapatan Ng Overseas Filipino Worker (OFW): With Foreword by Ernesto F. Herrera. Quezon City: Central Book Supply, 2010.
MLA-Zitierstil (9. Ausg.)Villanueva, Elvin B. Gabay Sa Mga Karapatan Ng Overseas Filipino Worker (OFW): With Foreword by Ernesto F. Herrera. Central Book Supply, 2010.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.