McClosky, Herbert, author
McGraw-Hill, 1960
Buku Teks
Moore, Barrington
Harvard University Press, 1954
Buku Teks
Barbu, Zevedei, author
Routledge , 1965
Buku Teks
Acemoglu, Daron, author
Cambridge University Press, 2006
Buku Teks
Skidmore, Monique, author
ANU E Press, 2008
Buku Teks