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Dyfyniad Arddull ChicagoKerbo, Harold R. Social Stratification and Inequality: Class Conflict in Historical and Comparative Perspective. 3rd.ed. Boston: McGraw-Hill, 1996.
Dyfyniad MLAKerbo, Harold R. Social Stratification and Inequality: Class Conflict in Historical and Comparative Perspective. 3rd.ed. McGraw-Hill, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.