Downs, C. (1989). Revolution at the grassroots: Community organizations in the Portuguese revolution. State Univ. of New York Press.
Cita Chicago Style (17a ed.)Downs, Charles. Revolution at the Grassroots: Community Organizations in the Portuguese Revolution. Albany, NY: State Univ. of New York Press, 1989.
Cita MLA (9a ed.)Downs, Charles. Revolution at the Grassroots: Community Organizations in the Portuguese Revolution. State Univ. of New York Press, 1989.
Precaución: Estas citas no son 100% exactas.