Tortora, Gerard J., author
Purdue University, 1998
Buku Teks
Tortora, Gerard J., author
Harper Collins, 2006
Buku Teks
Tortora, Gerard J., author
John Wiley & Sons, 2011
Buku Teks
Tate, Philip
McGraw-Hill, 2012
Buku Teks
Tortora, Gerald J., author
Wiley, Hoboken, NJ., 2017
Buku Teks