Buss, Claude Albert
Macmillan, 1941
Buku Teks
Buss, Claude Albert
Princeton D. Van Nostrand 1958
Buku Teks
Talbot
Buku Teks
Swearer, Donald K.
State University of New York Press, 1995
Buku Teks
edited by Bernhard Grossmann
Otto Harrassowitz, 1972
Buku Teks