edited by Arlene J. Lowenstein, Lynn Foord-May, Jane C. Romano
Jones and Bartlett, 2009
Buku Teks SO
Russell, Robert D.
National Education Association, 1975
Buku Teks
Boissoneau, Robert
An Aspen Publ., 1980
Buku Teks SO
edited by Betty P. Mathews
Third Party Publishing, 1982
Buku Teks SO
editor, Spyros Doxiadis; editorial committee, Alastair Campbell V....[et al.]
John Wiley & Sons, 1990
Buku Teks SO