Cita APA (7th ed.)

Lockhart, P. (2012). Measurement. Harvard University Press.

Cita Chicago (17th ed.)

Lockhart, Paul. Measurement. Cambridge, Mass.: Harvard University Press, 2012.

Cita MLA (9th ed.)

Lockhart, Paul. Measurement. Harvard University Press, 2012.

Atenció: Aquestes cites poden no estar 100% correctes.