Véras de Oliveira, R., & Véras de Oliveira, R. (2019). Crisis and Social Regression in Brazil: A New Moment of the Social Question (1st ed. 2019.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-99402-4
Παραπομπή σε μορφή Chicago (17η εκδ.)Véras de Oliveira, Roberto, και Roberto Véras de Oliveira. Crisis and Social Regression in Brazil: A New Moment of the Social Question. 1st ed. 2019. Cham: Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-319-99402-4.
Παραπομπή σε μορφή MLA (8th εκδ.)Véras de Oliveira, Roberto, και Roberto Véras de Oliveira. Crisis and Social Regression in Brazil: A New Moment of the Social Question. 1st ed. 2019. Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-319-99402-4.
