edited by Vergilius Ferm
Philosophical Library, 1945
Buku Referensi
Toynbee, Arnold J., author
Oxford University Press, 1955
Buku Teks
Thompson Gale, 2005
Buku Teks
Needham, Joseph, author
Cambridge University Press, 1996
Buku Referensi
Dion Peoples, editor
IABU, 2008
Buku Teks