United Nations Conference on Environment and Development (1992 : Rio de Janeiro, Benzil), & Quarrie, J. (1992). Earth Summit, 1992. Regency Press.
Cita Chicago Style (17a ed.)United Nations Conference on Environment and Development (1992 : Rio de Janeiro, Benzil), y Joyce Quarrie. Earth Summit, 1992. London: Regency Press, 1992.
Cita MLA (9a ed.)United Nations Conference on Environment and Development (1992 : Rio de Janeiro, Benzil), y Joyce Quarrie. Earth Summit, 1992. Regency Press, 1992.
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