Livingstone, John Leslie
Binarupa Aksara, 1994
Buku Teks
Houston,, Texas Accounting Publications of Scholars Book
Buku Teks
Davies, David B.
McGraw-Hill, 1985
Buku Teks
Goch, Desmond
Pan Books , 1971
Buku Teks
Harvard Business School Press, 2003
Buku Teks