NIEĆ, G. The secondary book market in Poland. AUPC Studia ad Bibliothecarum Scientiam Pertinentia, [S. l.], v. 14, p. 103–109, 2017. DOI: 10.24917/20811861.14.7. Disponível em: https://sbsp.uken.krakow.pl/article/view/20811861.14.7. Acesso em: 22 grudz. 2024.