Hanna, Karen C.
John Wiley & Sons, 1998"
Buku Teks
Hosack, Walter M.
McGraw-Hill , 2010
Multimedia
Hosack, Walter M., author
McGraw-Hill, 2010
Buku Teks
Siegel, Eric S.
John Wiley & Sons, 1987
Buku Teks
Ambrose, James E., author
Wiley, 1992
Buku Teks