APA (7th ed.) Citation

Fitzpatrick, B., Carbonaro, W., Atkinson, P., Delamont, S., Cernat, A., Sakshaug, J. W., & Williams, R. A. (2020). Classical test theory. SAGE Publications Ltd..

Chicago Style (17th ed.) Citation

Fitzpatrick, Brian, William Carbonaro, Paul Atkinson, Sara Delamont, Alexandru Cernat, Joseph W. Sakshaug, and Richard A. Williams. Classical Test Theory. London: SAGE Publications Ltd., 2020.

MLA (9th ed.) Citation

Fitzpatrick, Brian, et al. Classical Test Theory. SAGE Publications Ltd., 2020.