Perez, J. B. (1999). Aurora in focus: Its demographics and socio-economic profile. National Statistics Office.
芝加哥风格引文Perez, Josie B. Aurora in Focus: Its Demographics and Socio-economic Profile. Manila: National Statistics Office, 1999.
MLA引文Perez, Josie B. Aurora in Focus: Its Demographics and Socio-economic Profile. National Statistics Office, 1999.
警告：这些引文格式不一定是100％准确.