Παραπομπή σε μορφή APA (7η εκδ.)

Gravells, A. (2016). Principles and practices of assessment: A guide for assessors in the FE and skills sector (Third edition.). SAGE ; 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. Third edition. Los Angeles ; London: SAGE ; Learning Matters, 2016.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gravells, Ann. Principles and Practices of Assessment: A Guide for Assessors in the FE and Skills Sector. Third edition. SAGE ; Learning Matters, 2016.