(AST), A. S. T. 503/722: Lijsten, formulieren, notities, omzendbrieven, briefwisseling, knipsels betreffende studieweekends "Het Veen" St.-Job.
Citazione stile Chigago Style (17a edizione)(AST), Antwerpse Socialistische Turngouw. 503/722: Lijsten, Formulieren, Notities, Omzendbrieven, Briefwisseling, Knipsels Betreffende Studieweekends "Het Veen" St.-Job.
Citatione MLA (8a ed.)(AST), Antwerpse Socialistische Turngouw. 503/722: Lijsten, Formulieren, Notities, Omzendbrieven, Briefwisseling, Knipsels Betreffende Studieweekends "Het Veen" St.-Job.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.