APA (7th ed.) Citation

OEC著. (2009). LiLi奇幻之旅．4，天空之城故事：小学二年级．4，City in the sky：grade 2. 电子工业出版社.

Chicago Style (17th ed.) Citation

OEC著. LiLi奇幻之旅．4，天空之城故事：小学二年级．4，City in the Sky：grade 2. 电子工业出版社, 2009.

MLA (8th ed.) Citation

OEC著. LiLi奇幻之旅．4，天空之城故事：小学二年级．4，City in the Sky：grade 2. 电子工业出版社, 2009.

Warning: These citations may not always be 100% accurate.