Spohr, Kristina, author
Oxford University Press, 2016
eBooks
edited by Burns H. Weston
Transnational , 1994
Buku Teks
Creutz, Katja, author
Cambridge University Press, 2020
eBooks
Schuman, Frederick L., author
McGraw-Hill, 1969
Buku Teks
edited by Richard A. Falk and Cyril E. Black
Princeton University Presss, 1970
Buku Teks