Drucker, Peter F. (Peter Ferdinand), 1909-2005, author
Harper Colophan Books, 1977
Buku Teks
Magstadt, Thomas M., author
Wadsworth-Cengage learning, 2009
Buku Teks
Houghton Mifflin, 1985
Buku Teks
Magstadt, Thomas M., author
Cengage Learning, 2017
Buku Teks
Magstadt, Thomas M., author
Wadsworth and Cengage Learning, 2013
Buku Teks