APA (7 वां संस्करण) प्रशस्ति पत्र

Orbeta, A., Jr, & Abrigo, M. (2009). Philippine international labor migration in the past 30 years: Trends and prospects.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Orbeta, Aniceto, Jr, और Michael Abrigo. Philippine International Labor Migration in the Past 30 Years: Trends and Prospects. Makati City ; Philippine Institute for Development Studies, 2009.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Orbeta, Aniceto, Jr, और Michael Abrigo. Philippine International Labor Migration in the Past 30 Years: Trends and Prospects. 2009.