Cita APA (7a ed.)
Symes, V., Levy, C., & Littlewood, J. The Future of Europe: Problems and Issues for the Twenty-First Century. Macmillan.
Cita estilo Chicago (17a ed.)
Symes, Valerie, Carl Levy, y Jane Littlewood. The Future of Europe: Problems and Issues for the Twenty-First Century. Londres, Inglaterra: Macmillan.
Cita MLA (9a ed.)
Symes, Valerie, et al. The Future of Europe: Problems and Issues for the Twenty-First Century. Macmillan.
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