Saye, Albert B.
Principles of American government / Albert B. Saye, Merritt B. Pound
Prentice-Hall, 1966
 Buku Teks
Readings in Australian government / edited by Colin A. Hughes
University of Queensland, 1968
 Buku Teks
Spann, R. N.
Public administration in Australia / R.N. Spann
V.C.N. Blight, 1973
 Buku Teks
Huges, Colin Anfield
Mr Prime Minister : Australian Prime Ministers, 1901-1972 / by; Colin A. Hughes
Oxford University Press, 1976
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Walker, Edward Everett, 1900-1974
Government of the United States
Charles Scribner's Sons, 1943
 Buku Teks