APA引文

Alexandroff, P. (2010). Elementary concepts of Topology. Dover Publications, Inc.

Trích dẫn kiểu Chicago

Alexandroff, Paul. Elementary Concepts of Topology. Dover Publications, Inc, 2010.

MLA引文

Alexandroff, Paul. Elementary Concepts of Topology. Dover Publications, Inc, 2010.

警告：這些引文格式不一定是100％准確.