APA (7. basım) Alıntı
Cobbs Hoffman, E. (2013). American umpire: The new rules of world order, 1776 to the present. Harvard University Press.
Chicago Style (17. basım) Atıf
Cobbs Hoffman, Elizabeth. American Umpire: The New Rules of World Order, 1776 to the Present. Cambridge, Mass.: Harvard University Press, 2013.
MLA (9th ed.) Atıf
Cobbs Hoffman, Elizabeth. American Umpire: The New Rules of World Order, 1776 to the Present. Harvard University Press, 2013.
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