2017-09-132017-09-132017COSTA, Taly Ruby dos Santos. A transição dos sistemas de classificação bibliográfica CDU para CDD: estudo de caso na Biblioteca Pública “Arthur Vianna”. 2017. 56 f. Trabalho de Curso (Graduação) – Faculdade de Biblioteconomia, Instituto de Ciências Sociais Aplicadas, Universidade Federal do Pará, Belém, 2017. Disponível em: <http://bdm.ufpa.br/jspui/handle/prefix/109>. Acesso em:.http://bdm.ufpa.br/jspui/handle/prefix/109This work shows the transition process from the bibliographic classification system CDD to CDU in the Arthur Viana Public Library. This work attempts to show the importance of the transition as well as the benefits obtained with the change of the systems in the context of the organization of the documents in the library’s collection. The research will show if the transition from the automation system Arches Lib to the system Pergamum had a significant impact in the organization of the documents of the Arthur Viana Public Library. In order to achieve the goals proposed for this work, an exploratory and descriptive research was made. It was used a qualitative approach utilizing subjective interviews as a way to collect data. These interviews utilized a survey. I was also made bibliographic research as a source of information. The goal of this research is to show the many reasons that lead to the change of the automation softwares as well as present all the justifications for why CDU was changed to CDD, the positive and negative aspects, the benefits obtained by the institution and its users and the opinion of the librarians that participated of the transition of the bibliographic classification systems from CDD to CDU on the Arthur Viana public Library.Acesso AbertoClassificação Decimal Universal (CDU)Classificação Decimal de Dewey (CDD)Bibliotecas públicasSistemas de classificaçãoSoftwares de automaçãoArches LibPergamumBiblioteca Pública Arthur ViannaCNPQ::CIENCIAS SOCIAIS APLICADAS::CIENCIA DA INFORMACAO::BIBLIOTECONOMIATrabalho de Curso - Graduação - Monografia