Winardi Sutantyo, author
Gramedia, 1986
Buku Teks
WordPerfect Corporation, 1992
Buku Referensi
Acerson, Karen L.
McGraw-Hill, 1988
Buku Referensi
Suhartono, author
Fakultas Ekonomi Universitas Indonesia, 1989
Buku Teks
Puotinen, C.J., author
Holt, Rinehart and Winston, 1983
Buku Teks