edited by James T. Fawcett
Basic Books, 1973
Buku Teks SO
Brannon, Linda
Pearson , 2008
Buku Teks SO
edited by Corinne Squire
Sage, 1993
Buku Teks SO
edited by Daniel W. Harrington, Sara McLafferty and Susan J. Elliott
Routledge, Taylor and Francis Group, 2017
Buku Teks SO
Jiggins, Janice
Island Press, 1994
Buku Teks SO