KOHLER, T. 25 Jahre Steuerberater Apperger + Idler. Backnanger Jahrbuch, [S. l.], v. 28, p. 283–284, 2020. DOI: 10.53458/bjb.v28i.10009. Disponível em: https://journals.wlb-stuttgart.de/ojs/index.php/bjb/article/view/10009. Acesso em: 22 juli. 2024.