Hurst, James Willard
The Growth of American law : the law makers
Little, Brown, 1950
 Buku Teks
Horwitz, Morton J.
The transformation of American law 1780-1860
Harvard University Press, 1977
 Buku Teks
Pound, Roscoe
The formative era of American law
Little, Brown, 1938
 Buku Teks
Le Boutillier, Cornelia Geer
American democracy and natural law / Cornelia Geer Le Boutillier
Columbia University Press, 1950
 Buku Teks
Wood, Donna J.
Strategic uses of public policy business and government in the progressive era / Donna J. Wood.
Pitman , 1986
 Buku Teks