Cita APA (7th ed.)

ebrary, Inc, Winker, P., Menold, N., & Porst, R. (2013). Interviewers' deviations in surveys: Impact, reasons, detection and prevention. Peter Lang.

Cita Chicago (17th ed.)

ebrary, Inc, Peter Winker, Natalja Menold, i Rolf Porst. Interviewers' Deviations in Surveys: Impact, Reasons, Detection and Prevention. Frankfurt am Main: Peter Lang, 2013.

Cita MLA (9th ed.)

ebrary, Inc, et al. Interviewers' Deviations in Surveys: Impact, Reasons, Detection and Prevention. Peter Lang, 2013.