Duntemann, Jeff, author
Scott, Foresman and Company, 1986
Buku Teks
P. Insap Santosa, author
Andi, 1990
Buku Teks
Vanladians, Yavis, author
Andi, 1987
Buku Teks
Cooper, James W., author
John Wiley & Sons, 1981
Buku Teks
Lewis, T.G. (Theodore Gyle), author
Reston Publishing, 1981
Buku Teks