Oceana`s Docket Books, 1964
Buku Teks
North-Holland Publishing Company, 1963
Buku Teks
Summa, Don J.
American Institute of Certified Public Accountants, [date of publication not identified]
Buku Teks
Macmillan, 1973
Buku Teks
Macmillan, 1976
Buku Teks