Savage, Charles C.
University of Missouri Press, 1987
Buku Teks
Singer, Jefferson A., author
Oxford University Press, 2016
eBooks
Maurois, A. (Andre)
[T.t.] Gallimard 1927
Buku Teks
Wiggins, Glenn E.
Van Nostrand R, 1997
Multimedia
Calmette, Joseph
Paris Librairie Hachette 1938
Buku Teks