Scripton, 1977
Buku Teks
Pergamon Press, 1982
Buku Teks
Ulanoff, Stanley M., editor-in-chief
McGraw-Hill, 1985
Buku Referensi
edited by Samuel Gorovitz ... [et al.]
Prentice-Hall, 1976
Buku Teks
Herskovits, Melville J. (Melville Jean), 1895-1963, author
Random House, 1972
Buku Teks