Mac Lane, S. (1971). Categories for the working mathematician. Springer-Verlag.
Dyfyniad Arddull ChicagoMac Lane, Saunders. Categories for the Working Mathematician. New York: Springer-Verlag, 1971.
Dyfyniad MLAMac Lane, Saunders. Categories for the Working Mathematician. Springer-Verlag, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.