Farrell, Joyce
Course technology Cengage Learning, 2012
Buku Teks SO
Farrell, Joyce
Course Technology, 2014
Buku Teks
Burd, Barry
John Wiley & Sons, 2014
Buku Teks
Nair, Premchand S.
CRC Press, Taylor & Francis Group, 2009
Buku Teks SO
Harold, Elliotte Rusty
O`Reilly , 2005
Buku Teks