APA

Pressley A., Segal G., . (1988). Loop groups. New York: Oxford University.

Chicago

Pressley Andrew, Segal Graeme, . 1988. Loop groups. New York: Oxford University.

Harvard

Pressley A., Segal G., . (1988). Loop groups. New York: Oxford University.

MLA

Pressley Andrew, Segal Graeme, . Loop groups. New York: Oxford University. 1988.