Zentralarchiv für Empirische Sozialforschung & Müller, I. (1987). Social inequality, ISSP 1987: International social survey programme; codebook; participating nations: Australia, Austria, Germany, Great Britain, Hungary, Italy, Netherlands, United States, (Switzerland) ZA-No.
Cita Chicago Style (17a ed.)Zentralarchiv für Empirische Sozialforschung y Irene Müller. "Social Inequality, ISSP 1987: International Social Survey Programme; Codebook; Participating Nations: Australia, Austria, Germany, Great Britain, Hungary, Italy, Netherlands, United States, (Switzerland)." ZA-No 1987.
Cita MLA (8a ed.)Zentralarchiv für Empirische Sozialforschung y Irene Müller. "Social Inequality, ISSP 1987: International Social Survey Programme; Codebook; Participating Nations: Australia, Austria, Germany, Great Britain, Hungary, Italy, Netherlands, United States, (Switzerland)." ZA-No, 1987.