Jurado, E. P. (1974). Indicators of political opportunity and political welfare.
Lua i Stíl Chicago (17ú heag.)Jurado, Elsa P. Indicators of Political Opportunity and Political Welfare. 1974.
Lua MLA (9ú heag.)Jurado, Elsa P. Indicators of Political Opportunity and Political Welfare. 1974.
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