APA引文

Nikolov, N., & Segal, D. (2007). Direct products and profinite completions.

Chicago Style (17th ed.) Citation

Nikolov, N., and D. Segal. Direct Products and Profinite Completions. 2007.

MLA引文

Nikolov, N., and D. Segal. Direct Products and Profinite Completions. 2007.

警告：這些引文格式不一定是100％准確.