Groves, Peter J.
Cavendish, 1995
Buku Teks
by George A. Bermann ... [et al.]
West Pub. Co., 1993
Buku Teks SO
Lasok, Dominik
Butterworth, 1991
Buku Teks SO
Toth, A. G.
Clarendon Press, 1990
Buku Referensi
edited by D.J. Gijlstra and E.L.M. Volker
Kluwer Law & Taxation, 1983
Buku Teks SO