Hart, James
Tenure of office under the Constitution: a study in law and public policy / by James Hart
John Hopkins Press, 1930
 Buku Teks SO
Civil service in wartime
edited by Leonard D. White
University of Chicago Press, 1945
 Buku Teks
Liff, Stewart
The complete guide to hiring and firing government employees
American Management Association;, 2010
 eBooks
Bernard, Hugh Y.
Public officials : elected and appointed / Hugh Y. Bernard
Oceania Publications, Inc., 1968
 Buku Teks
Hamilton, Alexander
The federalist papers / Alexander Hamilton, James Madison, John Jay
A Mentor Book, 1962
 Buku Teks