"Nieuws". Chirojeugd Vlaanderen. Archived from the original on 2016-09-19. Retrieved 2016-09-11.
doi.org
Rompaey, Lies Van (1995-01-01). "The Development of the Catholic Youth Organizations in the Belgian Congo (1908–1960)". Paedagogica Historica. 31 (sup1): 193–212. doi:10.1080/00309230.1995.11434845. ISSN0030-9230.
"Nieuws". Chirojeugd Vlaanderen. Archived from the original on 2016-09-19. Retrieved 2016-09-11.
worldcat.org
search.worldcat.org
Rompaey, Lies Van (1995-01-01). "The Development of the Catholic Youth Organizations in the Belgian Congo (1908–1960)". Paedagogica Historica. 31 (sup1): 193–212. doi:10.1080/00309230.1995.11434845. ISSN0030-9230.