Cita APA (7a ed.)
Usher, D. The Economic Prerequisite to Democracy. Basil Blackwell.
Cita estilo Chicago (17a ed.)
Usher, Dan. The Economic Prerequisite to Democracy. Oxford, Inglaterra: Basil Blackwell.
Cita MLA (9a ed.)
Usher, Dan. The Economic Prerequisite to Democracy. Basil Blackwell.
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