APA (7th ed.) Citation

Zhun, C., Lü, Y., He, T., Ma, D., & Shan, C. (1991). ASA. ZDF.

Chicago Style (17th ed.) Citation

Zhun, Cheng, Yue Lü, Ting He, Desheng Ma, and Cong Shan. ASA. [Mainz]: ZDF, 1991.

MLA (9th ed.) Citation

Zhun, Cheng, et al. ASA. ZDF, 1991.