APA (7. basım) Alıntı

O'Donnell, G. E. (1971). One Hundred Years at Overbrook, 1871-1971. Philadelphia.

Chicago Style (17. basım) Atıf

O'Donnell, George Edward. One Hundred Years at Overbrook, 1871-1971. Philadelphia, 1971.

MLA (8th ed.) Atıf

O'Donnell, George Edward. One Hundred Years at Overbrook, 1871-1971. Philadelphia, 1971.