Bureau of Social Science Research, Washington, D.C. (1959). Information and attitudes in Laos. [s.n.].
Dyfyniad Arddull ChicagoBureau of Social Science Research, Washington, D.C. Information and Attitudes in Laos. Washington: [s.n.], 1959.
Dyfyniad MLABureau of Social Science Research, Washington, D.C. Information and Attitudes in Laos. [s.n.], 1959.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.