Cita APA

Vassiliev, V. A., & Vassiliev, V. A. (2001). Introduction to topology. United States of America: AMS.

Citación estilo Chicago

Vassiliev, V. A., y V. A. Vassiliev. Introduction to Topology. United States of America: AMS, 2001.

Cita MLA

Vassiliev, V. A., y V. A. Vassiliev. Introduction to Topology. United States of America: AMS, 2001.