Cita APA (7th ed.)
Hu, S. T. (1966). Homology theory: A first course in algebraic topology. Holden-Day.
Cita Chicago (17th ed.)
Hu, S. T. Homology Theory: A First Course in Algebraic Topology. San Francisco: Holden-Day, 1966.
Cita MLA (9th ed.)
Hu, S. T. Homology Theory: A First Course in Algebraic Topology. Holden-Day, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.