APA (7th ed.) Citation

Guo, X., & Shum, K. P. Reduced p.p.-rings without identity. Wiley.

Chicago Style (17th ed.) Citation

Guo, Xiaojiang, and K. P. Shum. Reduced P.p.-rings Without Identity. Wiley.

MLA (9th ed.) Citation

Guo, Xiaojiang, and K. P. Shum. Reduced P.p.-rings Without Identity. Wiley.

Warning: These citations may not always be 100% accurate.