APA-čujuhus (7. p.)

Economics & Sociology | Centre of Sociological Research, Szczecin, Poland. Cambridge University Press.

Chicago-čujuhus (17. p.)

Economics & Sociology | Centre of Sociological Research, Szczecin, Poland. Cambridge University Press.

MLA-čujuhus (9. p.)

Economics & Sociology | Centre of Sociological Research, Szczecin, Poland. Cambridge University Press.

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