Brooks, LeRoy D., author
Richard D. Irwin, 1982
Buku Teks
Block, Stanley B., author
Irwin, 1994
Buku Teks
Block, Stanley B., author
McGraw-Hill, 2002
Buku Teks
by Arthur J. Keown, John D. Martin, J. William Petty, and David F. Scott
Prentice-Hall, 2005
Buku Teks
Stephen A.Ross
Mc Graw Hill, 2009
Buku Teks