Siebeck, W. E., Evenson, R. E., Lesser, W., & Braga, C. A. P. (1990). Strengthening protection of intellectual property in developing countries: A survery of the literature. World Bank.
Cita Chicago Style (17a ed.)Siebeck, Wolfgang E., Robert E. Evenson, William Lesser, y Carlos Alberto Primo Braga. Strengthening Protection of Intellectual Property in Developing Countries: A Survery of the Literature. Washington, D.C.: World Bank, 1990.
Cita MLA (8a ed.)Siebeck, Wolfgang E., et al. Strengthening Protection of Intellectual Property in Developing Countries: A Survery of the Literature. World Bank, 1990.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.