APA aipamena

 Sheffrey, T. (2006).  PMPCAPM exam preparation guide.  Wiley.

Chicago Style aipamena

 Sheffrey, Thomas.  PMPCAPM Exam Preparation Guide.  Wiley, 2006.

MLA aipamena

 Sheffrey, Thomas.  PMPCAPM Exam Preparation Guide.  Wiley, 2006.