Baird, J., & Black, P. (2013). The reliability of public examinations.
Cita Chicago (17th ed.)Baird, J., i P. Black. The Reliability of Public Examinations. 2013.
Cita MLA (9th ed.)Baird, J., i P. Black. The Reliability of Public Examinations. 2013.
Atenció: Aquestes cites poden no estar 100% correctes.