©2013 National Research Council of Thailand
Saovapa Wichadee. 2011. A development of the self-directed learning instructional model to enhance english reading ability and self-directed learning of Bangkok university students. Bangkok:Bangkok University;
Saovapa Wichadee. (2011) A development of the self-directed learning instructional model to enhance english reading ability and self-directed learning of Bangkok university students (รายงานผลงานวิจัย). Bangkok University:Bangkok.
Saovapa Wichadee. A development of the self-directed learning instructional model to enhance english reading ability and self-directed learning of Bangkok university students. Bangkok:Bangkok University, 2011.
Saovapa Wichadee. (2011) A development of the self-directed learning instructional model to enhance english reading ability and self-directed learning of Bangkok university students (รายงานผลงานวิจัย). Bangkok University:Bangkok.