Schusky, Ernest l.
Prentice-Hall, 1973
Buku Teks
Wilson, Daniel, author
Cambridge University Press, 2015
eBooks
edited by Anne Gerritsen, Giorgio Riello
an imprint of Bloomsbury Publishing Plc, 2015
Buku Teks
Linton, Ralph, 1893-1953, author
Jemmars, [date of publication not identified]
Buku Teks
Titiev, Mischa
Holf, Rinehart and Winston, 1961
Buku Teks