Simangunsong, Riris Kristina Angelia, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2015
UI - Tesis (Membership)
Carroll, Noel, author
Blackwell Publishing, 2008
Buku Teks
Barnes, Ralph M. (Ralph Mosser), author
John Wiley & Sons, 1955
Buku Teks
Barnes, Ralph M. (Ralph Mosser), author
John Wiley & Sons, 1958
Buku Teks
Baldock, G.R., author
Ellis Horwood, 1981
Buku Teks