edited by Sybil P. Parker
McGraw-HIll, 1995
Buku Referensi
Coco Fusco
Routledge, 2000
Buku Teks
editor-in-chief, Russell H. Fitzgibbon
University of Chicago Press, 1948
Buku Teks
Dworkin, Ronald
Harvard University Press, 1986
Buku Teks
Griffiths, Percival, Sir, 1899-, author
Ernest Benn, 1969
Buku Teks