Opini�ao p�ublica  [electronic resource]. 

 - Campinas, S�ao Paulo, Brasil :  Centro de Estudos de Opini�ao P�ublica da Universidade Estadual de Campinas,  1993- 
 - Three times a year,  2014- 
 - Semiannual,  <2000>-2013 
 - Print began with Ano 1, no. 1 (julho/agosto 93). 
<br/><br/> Each issue has a special section with title: Tendencias. 
<br/><br/> License restrictions may limit access. 
<br/><br/><br/>Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. <br/>http://purl.oclc.org/DLF/benchrepro0212 
<br/><br/><br/>In Portuguese; abstracts in English and Portuguese. 
<br/><br/><label>ISSN: </label>1807-0191 
 = Opini�ao P�ublica  (Online) 
 = Opin. P�ublica  (Online) 
<br/><br/><label>LCCN: </label>2017240023 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Public opinion polls--Periodicals.<br/>Public opinion--Brazil--Periodicals.<br/>Public opinion.<br/>Public opinion polls.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Brazil.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic journals.