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Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.

Leading Social Science Research Delivered To Your DeskTop Daily. Social Science Research Network (SSRN) is devoted to the rapid worldwide dissemination of social science research and is composed of a number of specialized research networks in each o...

Princeton University is a vibrant community of scholarship and learning that stands in the nation's service and in the service of all nations.

Acronym Finder: The Acronym Finder is a searchable database of over 4 million acronyms, abbreviations and meanings. Covers: common acronyms, computers, science, technology, government, telecommunications, and military acronyms.

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Crie e publique questionários online em minutos e exiba os resultados em forma gráfica e em tempo real. A SurveyMonkey fornece questionários online gratuitos e software de questionário.