Niko Amrulloh
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2015
UI - Tesis Membership
Newness-Butterworths, 1975
Buku Teks
Smith, DeBoyd L.
Kendall/ Hunt, 1977
Buku Teks
Academic Press, 1992
Buku Teks
Nybakken, James Willard
Benjamin Cummings, 2001
Buku Teks