Economic development -- Social aspects -- Africa.

Organizational behavior -- Social aspects.

Sierra Leone -- Social conditions -- 1961-

Australasia -- Social conditions -- 21st century.

adolescents / Sandra Prince-Embury -- Social support: how to assess and include it in research on prevention

South Asia -- Social conditions.

Caribbean Area -- Social conditions -- 21st century.

United States -- Social conditions -- 1980-

Africa, Sub-Saharan -- Social conditions -- 21st century.

Europe, Western -- Social conditions -- 21st century.

Balkan Peninsula -- Social conditions -- 21st century.

African Americans -- Social conditions.