APA引文

Tong, C. S. k., & Guoan, B. (2017). Learning environment for calculus in O-level additional mathematics.

Chicago Style Citation

Tong, Clarence Shin kai, and Bi Guoan. Learning Environment for Calculus in O-level Additional Mathematics. 2017.

MLA引文

Tong, Clarence Shin kai, and Bi Guoan. Learning Environment for Calculus in O-level Additional Mathematics. 2017.

警告：這些引文格式不一定是100％准確.