Cutforth, Arthur E.
Audits
Gee and Company, 1971
 Buku Teks
Information brokers and reference services
edited by Robin Kinder; Bill Katz
The Haworth Press, 1988
 Buku Teks
Stettler, Howard F.
Systems based independent audits
Prentice-Hall, 1974
 Buku Teks
Stettler, Howard F.
Systems based independent audits
Prentice-Hall, 1967
 Buku Teks
VanGuilder, Cliff
Environmental audits / Cliff VanGuilder
Mercury Learning and Information, 2014
 Buku Teks