Costa, R. V. d. (1968). Financial evaluation of the fiscal incentives system in the northeast. Banco do Nordeste do Brasil.
Cita Chicago (17th ed.)Costa, Rubens Vaz da. Financial Evaluation of the Fiscal Incentives System in the Northeast. Fortaleza-Ceara: Banco do Nordeste do Brasil, 1968.
Cita MLA (8th ed.)Costa, Rubens Vaz da. Financial Evaluation of the Fiscal Incentives System in the Northeast. Banco do Nordeste do Brasil, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.