National Seminar on the Population of Thailand (4th : 1978 : Thailand). (1978). The fourth national seminar on the population of Thailand, August 21-25,1978. The National Research Council of Thailand.
Chicago-viite (17. p.)National Seminar on the Population of Thailand (4th : 1978 : Thailand). The Fourth National Seminar on the Population of Thailand, August 21-25,1978. Bangkok: The National Research Council of Thailand, 1978.
MLA-viite (9. p.)National Seminar on the Population of Thailand (4th : 1978 : Thailand). The Fourth National Seminar on the Population of Thailand, August 21-25,1978. The National Research Council of Thailand, 1978.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.