APA-čujuhus (7. p.)
Guerra-López, I. (2008). Performance evaluation: Proven approaches for improving program and organizational performance. Jossey-Bass.
Chicago-čujuhus (17. p.)
Guerra-López, Ingrid. Performance Evaluation: Proven Approaches for Improving Program and Organizational Performance. San Francisco: Jossey-Bass, 2008.
MLA-čujuhus (9. p.)
Guerra-López, Ingrid. Performance Evaluation: Proven Approaches for Improving Program and Organizational Performance. Jossey-Bass, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.