penyusun, Teuku Amir Hamzah
Ind-Hill, 1999
Buku Teks
Strong, C.F., author
Sidgwick & Jackson Limited, 1960
Buku Teks
Wheare, K. C., author
Pustaka Eureka, 1996
Buku Teks
Kortmann, C.A.J.M., author
Kluwer Law International, 2007
Buku Teks
Laski, Harold J., author
George Allen and Unwin, 1960
Buku Teks