Donaldson, Bruce
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Buku Referensi
Scully, Vincent, Jr., 1920-2017
G. Braziller, 1974
Buku Teks
Spiro, Socrates, bey, 1868-, compiler
Elias Modern Press, 1929
Buku Referensi
Cacciari, Massimo
Yale University Press, 1993
Buku Teks
edited by S.I. Hayakawa; revised by P.J. Fletcher
Cassell , 1981
Buku Referensi