Cita APA (7th ed.)
Olsen, W. (2012). Data collection: Key debates and methods in social research. Sage.
Cita Chicago (17th ed.)
Olsen, Wendy. Data Collection: Key Debates and Methods in Social Research. Los Anheles: Sage, 2012.
Cita MLA (9th ed.)
Olsen, Wendy. Data Collection: Key Debates and Methods in Social Research. Sage, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.