Pummarin Loethurakitskul. 1997. Effects of content schema on reading comprehension of bank staff in Kamphaeng Phet. Bangkok:National Institute of Development Administration;
Pummarin Loethurakitskul. (1997) Effects of content schema on reading comprehension of bank staff in Kamphaeng Phet (รายงานผลงานวิจัย). National Institute of Development Administration:Bangkok.
Pummarin Loethurakitskul. Effects of content schema on reading comprehension of bank staff in Kamphaeng Phet. Bangkok:National Institute of Development Administration, 1997.
Pummarin Loethurakitskul. (1997) Effects of content schema on reading comprehension of bank staff in Kamphaeng Phet (รายงานผลงานวิจัย). National Institute of Development Administration:Bangkok.