Kelley, Pearce Clement, author
Prentice-Hall, 1952
Buku Teks
Donham, Paul
Richard D. Irwin , 1959
Buku Teks
by Curtis E. Tate Jr. ... [and others]
Business Publication, 1982
Buku Teks
Hodgetts, Richard M., author
Harcourt College Publishers, 2001
Buku Teks
Hatten, Timothy S., author
South Western Cengage Learning, 2012
Buku Teks