Damronk, R. (1979). A study of the set-up of public elementary schools in Thailand under the provincial administrative organization [microform]. Photoduplication Service, University of the Philippines Library.

Damronk, Riwluang. A Study of the Set-up of Public Elementary Schools in Thailand Under the Provincial Administrative Organization [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1979.

Damronk, Riwluang. A Study of the Set-up of Public Elementary Schools in Thailand Under the Provincial Administrative Organization [microform]. Photoduplication Service, University of the Philippines Library, 1979.