Cita APA (7a ed.)

Goldstein, W. (2009). Playing for Keeps: A History of Early Baseball (Twentieth anniversary edition.). Cornell University Press.

Cita Chicago Style (17a ed.)

Goldstein, Warren. Playing for Keeps: A History of Early Baseball. Twentieth anniversary edition. Ithaca: Cornell University Press, 2009.

Cita MLA (8a ed.)

Goldstein, Warren. Playing for Keeps: A History of Early Baseball. Twentieth anniversary edition. Cornell University Press, 2009.