Cita APA (7a ed.)

CHRISTENSON, C. O. (1977). Aspects of topology. Marcel Dekker.

Cita Chicago Style (17a ed.)

CHRISTENSON, Charles O. Aspects of Topology. New York: Marcel Dekker, 1977.

Cita MLA (9a ed.)

CHRISTENSON, Charles O. Aspects of Topology. Marcel Dekker, 1977.