edited by Norman Doe and Russell Sandberg
Routledge, 2017
Buku Teks
Nussbaum, Arthur, author
Macmillan, 1958
Buku Teks
Schwartz, Bernard, author
McGraw-Hill, 1974
Buku Teks
Huebner, Rudolf, author
Augustus M. Kelley, 1968
Buku Teks
Tellegen-Couperus, Olga, author
Routledge, 1993
Buku Teks