Boenisch, author
Grasindo, 2004
Buku Teks
Kent, Howard, author
Chancellor Press, 1993
Buku Referensi
Paul, Richard W., author
Prentice-Hall, 2002
Buku Teks
Peurifoy, Reneau Z., author
Warner Books, 2005
Buku Teks
Inchauspe, Jessie, author
Simon & Schuste, 2022
Buku Teks