Miley, Karla Krogsrud, 1942-
Pearson, 2014
Buku Teks
edited by Walter A. Friedlander
Prentice-Hall of India, 1977
Buku Teks
Collins, Barry E.
John Wiley & Sons, 1964
Buku Teks
Morales, Armando
Allyn and Bacon, 1983
Buku Teks
Weiss, Carol H.
Columbia Univ. Press, 1980
Buku Teks SO