De Vaus, David
Surveys in social research David de Vaus - 6th ed. - London: Routledge, 2014. - xviii, 382p.
Eng
9780415530187
Social surveys
Social sciences-Research-Methodology
300.723 / VAS
Surveys in social research David de Vaus - 6th ed. - London: Routledge, 2014. - xviii, 382p.
Eng
9780415530187
Social surveys
Social sciences-Research-Methodology
300.723 / VAS