Hook, Sidney
Southern Illinois University Press, 1980
Buku Teks SO
Hook, Sidney
Yayasan Obor Indonesia, 1994
Buku Teks SO
Johnstone, Ronald L.
Prentice-Hall, 1975
Buku Teks SO
Harsja W. Bachtiar, 1934-
Djambatan, 1976
Buku Teks SO
Hook, Sidney
Collier Books, 1959
Buku Teks SO