Klesner, Joseph L., author
McGrawHill education, 2014
Buku Teks
Westview Press , 1985
Buku Teks
Mayer, Lawrence C.
John Wiley & Sons, 1977
Buku Teks
Kesselman, Mark, author
Wadsworth and Cengage Learning, 2013
Buku Teks
Magstadt, Thomas M., author
Thomson wadsworth, 2005
Buku Teks