by William Ebenstein [and others]
Harper & Row, Publishers, 1970
Buku Teks
Schwartz, Urs, author
Doubleday, 1966
Buku Teks
Raewyn Connell and Rebecca Pearse
Polity Press, 2015
Buku Teks
edited and with an introduction by Andrew W. Lind
University of Hawaii Press, 1955
Buku Teks
Westview Press, 1978
Buku Teks