एपीए उद्धरण

 Hightower, R. (2009).  Internal controls policies and procedures.  Wiley.

शिकागो स्टाइल उद्धरण

 Hightower, Rose.  Internal Controls Policies and Procedures.  Wiley, 2009.

एमएलए उद्धरण

 Hightower, Rose.  Internal Controls Policies and Procedures.  Wiley, 2009.