edited by Alexander Baltzly, A. William Salomone
Appleton-Century-Crofts, 1950
Buku Teks SO
Black, C.E.
Alfred A. Knopf, 1966
Buku Teks SO
compiled by Jonathan French Scott and Alexander Baltzly
F.S. Crofts & Co., 1930
Buku Teks SO
Richards, Michael D
John Wiley & Sons, 2014
Buku Teks SO
edited by Gerhard L. Weinberg
Burgess, 1975
Buku Teks SO