Warren, Carl S., author
Thomson, 2005
Buku Teks
Warren, Carl S., author
International Thomson, 1999
Buku Teks
Reeve, James M., 1953-, author
South Western Cengage Learning, 2012
Buku Teks
Garrison, Ray H., author
Irwin Mcgraw-Hill, 2003
Buku Teks
Louderback, Joseph G., III, author
Thomson/South-Western, 2003
Buku Teks