Baifang, L. (1994). Chinese brain twisters: Fast, fun puzzles that help children develop quick minds. New York: Wiley & Sons.
Trích dẫn kiểu ChicagoBaifang, Liu. Chinese Brain Twisters: Fast, Fun Puzzles That Help Children Develop Quick Minds. New York: Wiley & Sons, 1994.
ציטוט MLABaifang, Liu. Chinese Brain Twisters: Fast, Fun Puzzles That Help Children Develop Quick Minds. New York: Wiley & Sons, 1994.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.