Bodie, Zvi
McGraw-Hill, 1999
Buku Teks
Demeter, George
Litle,Brown and Company, 1969
Buku Teks
editors: R. T. Bottle, [and] H. V. Wyatt
Butterworth, 1971
Buku Referensi
Feliciano, Myrna S.
U.P. Law Center, 1978
Buku Teks
Kiss, Alexandre Charles, 1925-
Grotius Publications Limited, 1993
Buku Referensi