Dyfyniad APA
Stahl, S., & Stenson, C. (2013). Introduction to topology and geometry (Second edition.). Wiley.
Dyfyniad Arddull Chicago
Stahl, Saul, and Catherine Stenson. Introduction to Topology and Geometry. Second edition. Hoboken, New Jersey: Wiley, 2013.
Dyfyniad MLA
Stahl, Saul, and Catherine Stenson. Introduction to Topology and Geometry. Second edition. Wiley, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.