Fiske, Susan T., author
Sage, 2017
Buku Teks
Davis, Con, author
Longman, 1991
Buku Teks
Lindholm, Charles, author
McGraw-Hill, 2001
Buku Teks
Raud, Rein, author
UK Malden, MA Polity Press, 2016
Buku Teks
edited by Madeleine M. Leininger
National League for Nursing Press , 1991
Buku Teks