APA (7th ed.) Citation

Cheng, L., & Long, Z. (1998). Imperial gardens. Springer-Verlag.

Chicago Style (17th ed.) Citation

Cheng, Liyao, and Zhang Long. Imperial Gardens. New York: Springer-Verlag, 1998.

MLA (9th ed.) Citation

Cheng, Liyao, and Zhang Long. Imperial Gardens. Springer-Verlag, 1998.