Cita APA (7a ed.)

Hansen, V. L. (1989). Braids and coverings: Selected topics. Cambridge University Press.

Cita Chicago Style (17a ed.)

Hansen, Vagn Lundsgaard. Braids and Coverings: Selected Topics. Cambridge ; New York: Cambridge University Press, 1989.

Cita MLA (8a ed.)

Hansen, Vagn Lundsgaard. Braids and Coverings: Selected Topics. Cambridge University Press, 1989.