Leirissa, Richard Zakarias
Akademika Pressindo, 1985
Buku Teks SO
Taufik Abdullah
IP3ES , 1996
Buku Teks SO
Taufik Abdullah
LP3ES, 1987
Buku Teks SO
editor, Taufik Abdullah
Pustaka Firdaus, 1987
Buku Teks SO
Leirissa, Richard Zakarias
Akademika Pressindo, 1985.
Buku Teks SO