Philippine Rice Research Institute & Catudan, B. M. (2013). Philippine rice industry primer series: Region IV-A: CALABARZON. Philippine Rice Research Institute.
Cita Chicago Style (17a ed.)Philippine Rice Research Institute y Bethzaida M. Catudan. Philippine Rice Industry Primer Series: Region IV-A: CALABARZON. Nueva Ecija: Philippine Rice Research Institute, 2013.
Cita MLA (9a ed.)Philippine Rice Research Institute y Bethzaida M. Catudan. Philippine Rice Industry Primer Series: Region IV-A: CALABARZON. Philippine Rice Research Institute, 2013.
Precaución: Estas citas no son 100% exactas.