Zuhal, author
Gramedia , 1988
Buku Teks
Zuhal, author
Gramedia Pustaka Utama, 1995
Buku Teks
Zuhal, author
Erlangga, 1990
Buku Teks
Zuhal, author
Gramedia Pustaka Utama , 1992
Buku Teks
Morris, Noel M. (Noel Malcolm), 1929-, author
Elex Media Komputindo, 1988
Buku Teks