袁長瑞

邏輯教室 : 袁大頭的推理遊戲時間 by: 袁長瑞 (Language materials, printed) , [著]

靈光乍現 : 袁大頭的創意推理時間 by: 袁長瑞 (Language materials, printed) , [著]

思考與創意思考 = Thinking and creative thinking by: 袁長瑞 (Language materials, printed) , [編著]

看笑話, 長智慧 : 兩佰則讓你更為聰明的啟示 by: 袁長瑞 (Language materials, printed) , [著]