Dyfyniad APA

Lefschetz, S. (1942). Algebraic topology. New York City: American Mathematical Society.

Dyfyniad Arddull Chicago

Lefschetz, Solomon. Algebraic Topology. New York City: American Mathematical Society, 1942.

Dyfyniad MLA

Lefschetz, Solomon. Algebraic Topology. New York City: American Mathematical Society, 1942.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.