Fischer, Frank
Oxford University Press, 2009
Buku Teks
Schuman, Frederick L.
Whittlesey House, 1931
Buku Teks
Taylor, John
Routledge and Kegan Paul , 1814
Buku Teks
edited by, Andrzej Jakubowski, Kristin Hausler, Francesca Fiorentini
Brill Nijhoff, 2019
Buku Teks
Gilbert, John, 1971-
World Scientific, 2013
Buku Teks