Brady, James E., author
John Wiley & Sons, 1981
Buku Teks
Boxer, Robert J., author
McGraw-Hill, 1998
Buku Referensi
Brady, James E., author
John Wiley & Sons, 1981
Buku Teks
Helmprecht, H.L., author
McGraw-Hill, 1977
Buku Teks
Kaushik, R.K., author
SS. Mubaruk and Bross, 1995
Buku Teks