Raden Ngabehi Pujaharja
[publisher not identified], [date of publication not identified]
Naskah
Chrispinus Dimpudus
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1997
UI - Tesis Membership
Silmi Mustachfiroh Syahma Yani
Fakultas Psikologi Universitas Indonesia, 2006
UI - Tesis Membership
by the editors of Fortune
Doubleday, 1956
Buku Teks
Jennings, Eugene E.
Harper & Row, 1962
Buku Teks