(美)钱德拉·普劳编. (2018). 叽里呱啦自然拼读练习册．2，Vowels, blends and digraphs. 北京语言大学出版社.
Chicago Style (17th ed.) Citation(美)钱德拉·普劳编. 叽里呱啦自然拼读练习册．2，Vowels, Blends and Digraphs. 北京语言大学出版社, 2018.
MLA (8th ed.) Citation(美)钱德拉·普劳编. 叽里呱啦自然拼读练习册．2，Vowels, Blends and Digraphs. 北京语言大学出版社, 2018.
Warning: These citations may not always be 100% accurate.