APA Style

Yamin, M., Xinying, L. (2007). Chinese Made Easy: Simplified Characters Version, Workbook 5 (copy) (2nd edition). Hongkong: Joint Publishing (H.K)Co. Ltd.

MLA Style

Yamin, Ma., Xinying, Li. "Chinese Made Easy: Simplified Characters Version, Workbook 5 (copy)". 2nd edition Hongkong: Joint Publishing (H.K)Co. Ltd, 2007. Reference.