勒尼亚 & 纯熙. (2021). 三只小猪: Three little pigs. 科学普及出版社.
Chicago Style (17th ed.) Citation勒尼亚 and 纯熙. 三只小猪: Three Little Pigs. 科学普及出版社, 2021.
MLA (8th ed.) Citation勒尼亚 and 纯熙. 三只小猪: Three Little Pigs. 科学普及出版社, 2021.
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