Gaya APA

Vries, M, S, D. (2011). Value and Virtue in Public Administration; A Comparative Perspective . : International Institute of Administrative Sciences (IIAS) – Improving Administrative Sciences Worldw.

Gaya MLA

Vries, Michiel, S., De. "Value and Virtue in Public Administration; A Comparative Perspective". : International Institute of Administrative Sciences (IIAS) – Improving Administrative Sciences Worldw, 2011. Text.