ZIMMERMANN, P. Bücher sind wie Freunde. AKMB-news: Informationen zu Kunst, Museum und Bibliothek, [S. l.], v. 18, n. 1, p. 69–70, 2012. DOI: 10.11588/akmb.2012.1.9477. Disponível em: https://journals.ub.uni-heidelberg.de/index.php/akmb-news/article/view/9477. Acesso em: 25 sep. 2023.