Warner, W. L. (1949). Social class in America: A manual of procedure for the measurement of social status. Science Research Associates.
Lua i Stíl Chicago (17ú heag.)Warner, William Lloyd. Social Class in America: A Manual of Procedure for the Measurement of Social Status. Chicago: Science Research Associates, 1949.
Lua MLA (9ú heag.)Warner, William Lloyd. Social Class in America: A Manual of Procedure for the Measurement of Social Status. Science Research Associates, 1949.
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