Cita APA (7a ed.)

LEFSCHETZ, S. (1949). Introduction to topology. Princeton, Univ. Press.

Cita Chicago Style (17a ed.)

LEFSCHETZ, Solomon. Introduction to Topology. New Jersey: Princeton, Univ. Press, 1949.

Cita MLA (9a ed.)

LEFSCHETZ, Solomon. Introduction to Topology. Princeton, Univ. Press, 1949.