Curry, William Sims
Contracting for services in state and local government agencies
CRC Press, Taylor & Francis Group, 2009
 Buku Teks
Contracting for services in state and local government agencies
CRC Press, Taylor & Francis , 2009
 Multimedia
State and local government
edited by Herbert L. Marx
H.W. Wilson, 1962
 Buku Teks
Bingham, Richard D.
State and local government in a changing society
McGraw-Hill, 1991
 Buku Teks SO
Holloway, William Vernon
State and local government in the United States
McGraw-Hill , 1951
 Buku Teks