(1950). International Institute of Administrative Sciences. Committee on Administrative Practices. s.n.
Style de citation Chicago (17e éd.)International Institute of Administrative Sciences. Committee on Administrative Practices. Brussels: s.n, 1950.
Style de citation MLA (9e éd.)International Institute of Administrative Sciences. Committee on Administrative Practices. s.n, 1950.
Attention : ces citations peuvent ne pas être correctes à 100%.