©2013 National Research Council of Thailand
Pattarawadee Yoopan. 2002. The instructional media needs of air traffic control students at civil aviation training center, Thailand. Field of Study Development Communication, Kasetsart University;
Pattarawadee Yoopan. (2002) The instructional media needs of air traffic control students at civil aviation training center, Thailand . Kasetsart University/Bangkok.
Pattarawadee Yoopan. The instructional media needs of air traffic control students at civil aviation training center, Thailand. . Bangkok:Kasetsart University, 2002.
Pattarawadee Yoopan. (2002) The instructional media needs of air traffic control students at civil aviation training center, Thailand . Kasetsart University/Bangkok.