Dyfyniad APA

Playground Athletic League (Baltimore, Md.). Official handbook. American Sports Pub. Co.

Dyfyniad Arddull Chicago

Playground Athletic League (Baltimore, Md.). Official Handbook. New York: American Sports Pub. Co.

Dyfyniad MLA

Playground Athletic League (Baltimore, Md.). Official Handbook. American Sports Pub. Co.

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