1
Date 1982
“...Socialistische harmonie "Willen is kunnen"...”
monografie
2
Programmabrochure met historisch overzicht By Christiaenssens, Frans
Date 1977
“...Socialistische harmonie "Willen is kunnen"...”Date 1977
brochure
3
Date 1947
“...Socialistische harmonie "Willen is kunnen"...”
brochure