金 & 曹聪. (2016). 蜗牛和乌龟: Snail and turtle are friends. 河北少年儿童出版社.
Stile di citazione Chicago金 e 曹聪. 蜗牛和乌龟: Snail and Turtle Are Friends. 河北少年儿童出版社, 2016.
Citazione MLA金 e 曹聪. 蜗牛和乌龟: Snail and Turtle Are Friends. 河北少年儿童出版社, 2016.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.