Serviço de referência e assistência aos leitores
By: [por] M. G. de Martins [e] M. L. G. Ribeiro.
Contributors: Ribeiro, Maria de Lourdes Guimarães, joint author.
Publisher: Edições URGS, Universidade Federal do Rio Grande do Sul
Published: 1972
Place of publication: Porto Alegre
Language: por
Number of pages: 257
Subjects: Reference services (Libraries) -- Brazil.
Notes: Includes bibliographies.