Dyfyniad APA

Mann, M., & Fries, C. C. (1940). Swimming fundamentals. Prentice-Hall, inc.

Dyfyniad Arddull Chicago

Mann, Matt, and Charles Carpenter Fries. Swimming Fundamentals. New York: Prentice-Hall, inc, 1940.

Dyfyniad MLA

Mann, Matt, and Charles Carpenter Fries. Swimming Fundamentals. Prentice-Hall, inc, 1940.

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