RIBEIRO, L. C. D. Q., & SANTOS JÚNIOR, O. A. D. (2007). As metrópoles e a questão social brasileira. Renavan/Fase.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিRIBEIRO, LUIZ CESAR DE QUEIROZ, এবং Orlando Alves Dos SANTOS JÚNIOR. As Metrópoles E a Questão Social Brasileira. Rio de Janeiro: Renavan/Fase, 2007.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিRIBEIRO, LUIZ CESAR DE QUEIROZ, এবং Orlando Alves Dos SANTOS JÚNIOR. As Metrópoles E a Questão Social Brasileira. Renavan/Fase, 2007.
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