Hatcher, A. (2001). Algebraic topology. Cambridge University Press.
Cita Chicago (17th ed.)Hatcher, Allen. Algebraic Topology. Cambridge: Cambridge University Press, 2001.
Cita MLA (9th ed.)Hatcher, Allen. Algebraic Topology. Cambridge University Press, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.