5Bariff, Martin, 2003, Internal Audit Independence and Corporate Governance: A Research Study Submitted To the Institute of Internal Auditors, Institute of Internal Auditors Research Foundation.
6Johns, Graham F., 1991, "The Utilities Internal Auditor", Internal Auditor (6).
7Mutchler, Jane F., 2003, Independence and Objectivity: A Framework for Research Opportunities in Internal Auditing, In: Bailey, Jr., Andrew D., Audrey A. Gramling, Sridhar Ramamoorti (ed.). Research Opportunities in Internal Auditing. The Institute of Internal Auditors Research Foundation.
8Ramamoorti, Sridhar, 2003,Internal Auditing: History, Evolution, and Prospects, In: Bailey, Jr., Andrew D., Audrey A. Gramling, Sridhar Ramamoorti (ed.). Research Opportunities in Internal Auditing. The Institute of Internal Auditors Research Foundation.
9The IIA Research Foundation, 2003, Internal Audit Reporting Relationships: Serving Two Masters, Altamonte Springs, FL.:The Institute of Internal Auditors.
10The Institute of Internal Auditors Austin Chapter, 2007, Survey on Audit Committee Relationships: A Research Project, The IIA Research Foundation.