Thumchai, R. (1976). A critical study of the contents of books in arithmetic in the primary grades in Thailand [microform]. Photoduplication Service. University of the Philippines Library.
Chicago-Zitierstil (17. Ausg.)Thumchai, Rawiwan. A Critical Study of the Contents of Books in Arithmetic in the Primary Grades in Thailand [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1976.
MLA-Zitierstil (9. Ausg.)Thumchai, Rawiwan. A Critical Study of the Contents of Books in Arithmetic in the Primary Grades in Thailand [microform]. Photoduplication Service. University of the Philippines Library, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.