Dyfyniad APA

KUHN, B. (1988). Hardball: The education of a baseball commissioner. McGraw-Hill Bo. co.

Dyfyniad Arddull Chicago

KUHN, Bowie. Hardball: The Education of a Baseball Commissioner. New York: McGraw-Hill Bo. co, 1988.

Dyfyniad MLA

KUHN, Bowie. Hardball: The Education of a Baseball Commissioner. McGraw-Hill Bo. co, 1988.

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