Diaz, J. (2005). Small oil firms now part of oil cartel - lawmaker. Philippine Star.
Citación estilo ChicagoDiaz, Jess. "Small Oil Firms Now Part of Oil Cartel - Lawmaker." Philippine Star 2005.
Cita MLADiaz, Jess. "Small Oil Firms Now Part of Oil Cartel - Lawmaker." Philippine Star, 2005.
Warning: These citations may not always be 100% accurate.