Wagner, P. (2001). A history and theory of the social sciences. Sage.
Cita Chicago (17th ed.)Wagner, Peter. A History and Theory of the Social Sciences. London: Sage, 2001.
Cita MLA (9th ed.)Wagner, Peter. A History and Theory of the Social Sciences. Sage, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.