Silverstein, Alvin, author
John Wiley & Sons, 1983
Buku Teks
Shier, David, author
McGraw-Hill, 2004
Buku Teks
Shier, David, author
McGraw-HIll. , 2001
Buku Teks
Marieb, Elaine Nicpon, 1936-, author
Benjamin, 1998
Buku Teks
McClintic, J. Robert
John Wiley & Sons, 1976
Buku Teks