APA (7th ed.) Citation

杨风萍著. 脑筋急转弯：出乎意料. 百花文艺出版社.

Chicago Style (17th ed.) Citation

杨风萍著. 脑筋急转弯：出乎意料. 百花文艺出版社.

MLA (8th ed.) Citation

杨风萍著. 脑筋急转弯：出乎意料. 百花文艺出版社.

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