Kanya Chimroylarp และ Torpong Jamtawee. (2009) Expectations of secondary school students in Chonburi towards "Chonburi Joke Riddle". Thammasat University:ม.ป.ท.Kanya Chimroylarp และ Torpong Jamtawee. 2009. Expectations of secondary school students in Chonburi towards "Chonburi Joke Riddle". ม.ป.ท.:Thammasat University;Kanya Chimroylarp และ Torpong Jamtawee. Expectations of secondary school students in Chonburi towards "Chonburi Joke Riddle". ม.ป.ท.:Thammasat University, 2009. Print.