Cambridge University Press , 1990
Buku Teks
Nababan, P. W. J., author
Gramedia, 1991
Buku Teks
Sumarsono, author
Pustaka Pelajar, 2007
Buku Teks
edited by Oscar Uribe-Villegas
Mouton, 1977
Buku Teks
Khaidir anwar
Khaidir Anwar
Gadjah Mada University Press , 1984
Buku Teks