Groslier, Bernard Philippe, author
Kepustakaan Populer Gramedia, 2007
Buku Teks
Groslier, Bernard Philippe, author
Kepustakaan Populer Gramedia, 2002
Buku Teks
Ambar Purwandari, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1995
UI - Skripsi (Membership)
Buku Teks
Thompson, Virginia
George Allen & Unwin, 1937
Buku Teks