Underhill, H.C. (Harry Clay), 1858-1918, author
Bobbs-Merrill , [19--?]
Buku Klasik
compiled and edited by M.Cherif Bassiouni and Ved P. Nanda
Charles C. Thomas, 1973
Buku Teks
McClain, Emlin
AMS Press, 1974
Buku Teks
Jackson, John D., 1925-2016, author
Cambridge University Press, 2012
Buku Teks
Nemeth, Charles P., author
Jones and Bartlett, 2011
Buku Teks