Cita APA (7th ed.)
Willis, R. (2013). Testing times: A history of vocational, civil service and secondary examinations in England since 1850. Sense Publishers.
Cita Chicago (17th ed.)
Willis, Richard. Testing Times: A History of Vocational, Civil Service and Secondary Examinations in England Since 1850. Rotterdam, The Netherlands: Sense Publishers, 2013.
Cita MLA (9th ed.)
Willis, Richard. Testing Times: A History of Vocational, Civil Service and Secondary Examinations in England Since 1850. Sense Publishers, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.