(2012). 2010 survey of employment in Philippine industry and services sectors: Statistics on non-regular workers. Labstat Updates.
Chicago-viite (17. p.)"2010 Survey of Employment in Philippine Industry and Services Sectors: Statistics on Non-regular Workers." Labstat Updates 2012.
MLA-viite (9. p.)"2010 Survey of Employment in Philippine Industry and Services Sectors: Statistics on Non-regular Workers." Labstat Updates, 2012.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.