Sadoul, Georges, author
University of California Press, 1972
Buku Referensi
Oxford University Press, 1990
Buku Referensi
Lacey, A. R. (Alan Robert), author
Routledge, 1986
Buku Referensi
Lacey, A. R. (Alan Robert), author
Routledge, 1996
Buku Referensi
Rahner, Karl, author
The Crossroad Publishing Company, 1981
Buku Referensi