Onuma, Yasuaki, 1946-, author
Cambridge University Press, 2017
Buku Teks
edited by James Brown Scott
Oceana Publishing, 1964
Buku Teks
Kelsen, Hans, author
Holt, Rinehart and Winston, 1967
Buku Teks
O`Connell, D. P., author
Stevens & Sons Limited, 1970
Buku Teks
Starke, J.G., author
Butterworth , 1958
Buku Teks