Roeder และผู้แต่งคนอื่นๆ. 2001. Status of educational resources and facilities for the physically and intellectually disabled in Thailand. , University of Hawaii;

Roeder และผู้แต่งคนอื่นๆ. Status of educational resources and facilities for the physically and intellectually disabled in Thailand. . Hawaii:University of Hawaii, 2001.

Roeder และผู้แต่งคนอื่นๆ. (2001) Status of educational resources and facilities for the physically and intellectually disabled in Thailand . University of Hawaii/Hawaii.