APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

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

MLA-referens (9:e uppl.)

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