Sigkunngern, N. (1977). A comparative study of local governments in the Philippines and Thailand. University of the Philippines Library.
Chicago-referens (17:e uppl.)Sigkunngern, Nern. A Comparative Study of Local Governments in the Philippines and Thailand. Quezon City: University of the Philippines Library, 1977.
MLA-referens (9:e uppl.)Sigkunngern, Nern. A Comparative Study of Local Governments in the Philippines and Thailand. University of the Philippines Library, 1977.
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