Viale, J. David, author
PPM, 2000
Buku Teks
Johns, D.T., author
PPM, 2001
Buku Teks
Ko Matias Adrian Kosasih, author
2015
UI - Skripsi (Membership)
Wenny Oktaviani, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2006
UI - Tesis (Membership)
Polet, Sybren, author
De Bezige Bij, 1995
Buku Teks