Spriegel, William Robert, 1893-1972, author
Charles & Tuttle, 1958
Buku Teks
Nobbs, Jack, author
McGraw-Hill, 1983
Buku Teks
Church, Jeffrey, author
McGraw-Hill, 2000
Buku Teks
Mohammad Sadli, 1922-2008, author
Fakultas Ekonomi Universitas Indonesia, [date of publication no identified]
Buku Teks
Pepall, Lynne, author
Thomson , 2005
Buku Teks