APA (7 वां संस्करण) प्रशस्ति पत्र

(2011). Survey of job vacancies in large enterprises in Metro Manila third quarter 2010. Labstat Updates.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"Survey of Job Vacancies in Large Enterprises in Metro Manila Third Quarter 2010." Labstat Updates 2011.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"Survey of Job Vacancies in Large Enterprises in Metro Manila Third Quarter 2010." Labstat Updates, 2011.