金 & 曹聪. (2016). 蜗牛和乌龟: Snail and turtle are friends. 河北少年儿童出版社.
Dyfyniad Arddull Chicago金 and 曹聪. 蜗牛和乌龟: Snail and Turtle Are Friends. 河北少年儿童出版社, 2016.
Dyfyniad MLA金 and 曹聪. 蜗牛和乌龟: Snail and Turtle Are Friends. 河北少年儿童出版社, 2016.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.