Ritz, George J., author
New York: McGraw-Hill, 1990
Buku Teks
Oberlender, Garold D., author
McGraw-Hill, 1993
Buku Teks
Blanchard, Benjamin S., author
Prentice-Hall, 1992
Buku Teks
Oberlender, Garold D., author
Mcgraw-Hill Education, 2014
Buku Teks
S. E Stephanou
Daniel Spencer Pubs, 1980
Buku Teks