Παραπομπή σε μορφή APA (7η εκδ.)

Gravells, A. (2021). Principles and practices of assessment: A guide for assessors in the FE and skills sector (4th edition.). Learning Matters.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gravells, Ann. Principles and Practices of Assessment: A Guide for Assessors in the FE and Skills Sector. 4th edition. London: Learning Matters, 2021.

Παραπομπή σε μορφή MLA (9th εκδ.)

Gravells, Ann. Principles and Practices of Assessment: A Guide for Assessors in the FE and Skills Sector. 4th edition. Learning Matters, 2021.