Dodd, Walter Fairleigh, 1880-1960
State government
Century, 1923
 Buku Teks
Cox, George H.
State and local government : public life in America
Wadsworth/Thomson Learning, Belmont, CA, 2001
 Buku Teks SO
Cox, George H.
[Penentuan Cadangan IBNR Menggunakan Metode Cape Cod Parametrik = Determining the IBNR Reserve using A Parametric CAPE COD Model, State and local government : public life in America]
Wadsworth/Thomson Learning, Belmont, CA, [;2001, 2001]
 Buku Teks SO
Holloway, William Vernon
State and local government in the United States
McGraw-Hill , 1951
 Buku Teks
Fordham, Jefferson B.
The state legislative institution / Jefferson B. Fordham
University of Pennsylvania Press, 1959
 Buku Teks