APA
Ketcham R., . (1984). Presidents above party. Chapel Hill, [North Carolina]: Published for the Omohundro Institute of Early American History and Culture, Williamsburg, Virginia by the University of North Carolina Press.
Chicago
Ketcham Ralph, . 1984. Presidents above party. Chapel Hill, [North Carolina]: Published for the Omohundro Institute of Early American History and Culture, Williamsburg, Virginia by the University of North Carolina Press.
Harvard
Ketcham R., . (1984). Presidents above party. Chapel Hill, [North Carolina]: Published for the Omohundro Institute of Early American History and Culture, Williamsburg, Virginia by the University of North Carolina Press.
MLA
Ketcham Ralph, . Presidents above party. Chapel Hill, [North Carolina]: Published for the Omohundro Institute of Early American History and Culture, Williamsburg, Virginia by the University of North Carolina Press. 1984.