edited by John K. Ryan
The Catholic University of America Press, 1963
Buku Teks
Routledge, 2016
eBooks
Bentley, John Edward, author
Littlefield, Adams, 1958
Buku Teks
Meijering, E.P.
North-Holland , 1975
Buku Teks
Stumpf, Samuel Enoch, 1918-1998, author
McGraw-Hill, 2012
Buku Teks