Sutherland, W. A. (1975). Introduction to metric and topological spaces. Clarendon Press.
Dyfyniad Arddull ChicagoSutherland, Wilson Alexander. Introduction to Metric and Topological Spaces. Oxford: Clarendon Press, 1975.
Dyfyniad MLASutherland, Wilson Alexander. Introduction to Metric and Topological Spaces. Clarendon Press, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.