Benny D. Sarwono, author
Elex Media Komputindo , 1988
Buku Teks
Borland International, 1986
Buku Teks
Dale, Nell, author
D.C. Heath And Co., 1987
Buku Teks
Dale, Nell, author
D.C. Heath And Co., 1987
Buku Teks
Hartono Partoharsodjo, author
Elex Media Komputindo, 1989
Buku Teks