Cita APA (7th ed.)
ebrary, Inc, & Birkelund, G. E. (2013). Class and stratification analysis. Emerald.
Cita Chicago (17th ed.)
ebrary, Inc, i Gunn Elisabeth Birkelund. Class and Stratification Analysis. Bingley: Emerald, 2013.
Cita MLA (9th ed.)
ebrary, Inc, i Gunn Elisabeth Birkelund. Class and Stratification Analysis. Emerald, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.