Gitman, Lawrence J.
Harper & Row, 1982
Buku Teks
Walker, C. J.
Macdonald and Evans, 1970
Buku Teks
Sherman, Eliot H.
[American Management Association;, ], 2011
eBooks
Livingstone, John Leslie
Binarupa Aksara, 1994
Buku Teks
Choi, Frederick D.S., 1942-
Prentice-Hall, 2002
Buku Teks