(PICUM), P. f. I. C. o. U. M. 469/3/00027: Briefwisseling van Pieter Muller.
Cita Chicago (17th ed.)(PICUM), Platform for International Cooperation on Undocumented Migrants. 469/3/00027: Briefwisseling Van Pieter Muller.
Cita MLA (8th ed.)(PICUM), Platform for International Cooperation on Undocumented Migrants. 469/3/00027: Briefwisseling Van Pieter Muller.
Atenció: Aquestes cites poden no estar 100% correctes.