The Bliss bibliographic classification (BC) is a library classification system that was created by Henry E. Bliss (1870–1955) and published in four volumes between 1940 and 1953.
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The following outline is provided as an overview of and topical guide to the discipline of sociology: Sociology – the study of society using various methods of empirical investigation and critical analysis to understand human social activity, from the micro level of individual agency and interaction to the macro level of systems and social structure.
A society is a group of individuals involved in persistent social interaction, or a large social group sharing the same geographical or social territory, typically subject to the same political authority and dominant cultural expectations.
The Universal Decimal Classification (UDC) is a bibliographic and library classification representing the systematic arrangement of all branches of human knowledge organized as a coherent system in which knowledge fields are related and inter-linked.