APA (7 वां संस्करण) प्रशस्ति पत्र

(2011). Job vacancies: In Philippine industry and services sectors ... an overview (first of a three-part series). Labstat Updates.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"Job Vacancies: In Philippine Industry and Services Sectors ... an Overview (first of a Three-part Series)." Labstat Updates 2011.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"Job Vacancies: In Philippine Industry and Services Sectors ... an Overview (first of a Three-part Series)." Labstat Updates, 2011.