Pickett, K.H. Spencer
The essential handbook of internal auditing
John Wiley & Sons, 2005
 Buku Referensi
Pickett, K.H. Spencer
The essential handbook of internal auditing / K H Spencer Pickett
John Wiley & Sons, 2005
 Buku Teks
Brink, Victor Z.
Internal auditing
The Ronald Press, 1958
 Buku Teks
Njoedarwini Soekanto
Internal auditing di PPTMGB Lemigas
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1980
 UI - Skripsi (Membership)
Shont, Esther M.
Internal bank auditing / Esther M. Shont
John Wiley & Sons, 1980
 Buku Teks