Jeffcoate, Judith, author
Prentice Hall, 1995, 1995
Buku Teks
Vaughan, Tay, author
McGraw-Hill, 2014
Buku Teks
Blank, Glenn, author
McGraw-Hill, 1998
Multimedia
Blank, Glenn, author
WCB/McGraw-Hill , 1998
Buku Teks
Vaughan, Tay, author
Osborne McGraw-Hill, 1998
Buku Referensi