Buku Teks
McGraw-Hill, INC, 1992
Buku Teks SO
Compesi, Ronald J.
Allyn and Bacon, 1994
Buku Teks SO
Alice P. Isyugiyanti
Fakultas Ekonomi Universitas Indonesia, 1988
UI - Skripsi Membership
WooJin Kim
Graduate School of Economics Kyoto University, 2013
Artikel Jurnal