edited by Jan Knipers Black
Westview Press, 1984
Buku Teks SO
edited by John J. Johnson
Stanford University Press, 1967
Buku Teks SO
edited by John J. Johnson
Stanfort University Press, 1964
Buku Teks SO
Meade, Teresa A.
Wiley-Blackwell, 2010
Buku Teks SO
Herring, Hubert
Alfred A. Knopf, 1968
Buku Teks SO