许萍萍著. (2019). 熊爷爷的生日. 中国人口出版社.
Chicago Style (17th ed.) Citation许萍萍著. 熊爷爷的生日. 中国人口出版社, 2019.
MLA (8th ed.) Citation许萍萍著. 熊爷爷的生日. 中国人口出版社, 2019.
Warning: These citations may not always be 100% accurate.
APA (7th ed.) Citation