Erikson, Warren J.
Pustaka Binaman Pressindo , 1986
Buku Teks
Jackson, Barbara Burn
Richard D. Irwin Inc, 1979
Buku Teks SO
Hall, Ford P.
McGraw-Hill Book Company , 1949
Buku Teks
Flower, John
Accountancy Age Books, 1973
Buku Teks SO
Schwefel, Hans-Paul
John Wiley & Sons, 1977
Buku Teks