Cita APA (7th ed.)

Walter, M. (2013). Social research methods (Third edition.). Oxford University Press.

Cita Chicago (17th ed.)

Walter, Maggie. Social Research Methods. Third edition. South Melbourne, Victoria: Oxford University Press, 2013.

Cita MLA (9th ed.)

Walter, Maggie. Social Research Methods. Third edition. Oxford University Press, 2013.