Palsson, Lennart, 1933-, author
Sijthoff, 1974
Buku Teks
Ehrenzweig, Albert A., author
West Publishing, 1962
Buku Teks
under the general editorship of J.H.C. Morris, with specialist editors
Stevens: Sweet & Maxwell, 1949
Buku Teks
Juenger, Friedrich K., author
Martinus Nijhoff , 1993
Buku Teks
Tang, Zheng Sophia, author
Edward Elgar Pub, 2016
Buku Teks