Sjoberg,Gideon Nett,Roger. (2002). A methodology for social research. Rawat.
Cita Chicago Style (17a ed.)Sjoberg,Gideon Nett,Roger. A Methodology for Social Research. New Delhi: Rawat, 2002.
Cita MLA (8a ed.)Sjoberg,Gideon Nett,Roger. A Methodology for Social Research. Rawat, 2002.
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