APA (7th ed.) Citation

Chen, J., Pan, Y., & Li, D. (1998). Problems and solutions in mathematics. World Scientific.

Chicago Style (17th ed.) Citation

Chen, Ji-Xiu, Yang-Lian Pan, and Daqian Li. Problems and Solutions in Mathematics. River Edge, NJ: World Scientific, 1998.

MLA (8th ed.) Citation

Chen, Ji-Xiu, et al. Problems and Solutions in Mathematics. World Scientific, 1998.