edited by Joan Broadhurst Dixon and Eric J. Cassidy
Routledge, 1998
Buku Teks SO
edited and introduced by Tom Forester
Basil Blackwell , 1989
Buku Teks SO
Giulio Preti, editor; Jennifer Sardo Infirri, translator
Quintessence publishing, 2008
Buku Teks SO
Faunce, William A.
McGraw-Hill, 1968
Buku Teks
Enriquez, Juan
Crown Business, 2001
Buku Teks SO