edited by Nigel Cross, David Elliott and Robin Roy
Hutchinson Educational , 1974
Buku Teks SO
Haber, Audrey
Addison-Wesley , 1970
Buku Teks SO
edited by Louis Shuster and Louis Shuster
Little, Brown, 1962
Buku Teks SO
edited by John Herman Randali, Justus Buchler
Barnes & Noble, 1950
Buku Teks SO
Kohler, Heinz
Alfred A. Knoff , 1961
Buku Teks SO