↑Draper, John; Kamnuansilpa, Peerasit (2016). "The Thai Lao Question: The Reappearance of Thailand's Ethnic Lao Community and Related Policy Questions". Asian Ethnicity. 19: 81–105. doi:10.1080/14631369.2016.1258300.
↑David Levinson (1998), Ethnic Groups Worldwide: A Ready Reference Handbook, Oryx Pres, hlm.287, ISBN978-1-57356-019-1