Dyfyniad APA
Vickers, B. J., & Vincent, W. J. (1966). Swimming. Wm. C. Brown Company Publishers.
Dyfyniad Arddull Chicago
Vickers, Betty J., and William J. Vincent. Swimming. Dubuque, IA: Wm. C. Brown Company Publishers, 1966.
Dyfyniad MLA
Vickers, Betty J., and William J. Vincent. Swimming. Wm. C. Brown Company Publishers, 1966.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.