by Borland International Inc.
Borland International, 1988
Buku Teks
Borland International, 1988
Buku Referensi
Schneider, G. Michael
John Wiley & Sons, 1982
Buku Teks
Ijang Rohman
Andi, 1995
Buku Teks
edited by D. W. Barron
John Wiley & Sons, 1981
Buku Teks