余清祥

a study of strategies and number of players in "the showcase showdown" by: 余清祥; 林建宏 (Microfilm) , [指導]

基礎壽險數學 by: 余清祥; 鄭和憲 (Language materials, printed) , [著]

a surdy of strategy for guessing game by: 余清祥; 張智凱 (Microfilm) , [指導]