Cita APA (7a ed.)
Seymour, H. (1960). Baseball: The early years. Oxford University Press.
Cita Chicago Style (17a ed.)
Seymour, Harold. Baseball: The Early Years. New York: Oxford University Press, 1960.
Cita MLA (9a ed.)
Seymour, Harold. Baseball: The Early Years. Oxford University Press, 1960.
Precaución: Estas citas no son 100% exactas.