Παραπομπή σε μορφή APA (7η εκδ.)

Grassler, H., Pouwels, J., & Evans, D. (1997). Human rights and values education in Europe: Research in educational law, curricula and textbooks. Fillibach.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Grassler, Harald, Jan Pouwels, και Dave Evans. Human Rights and Values Education in Europe: Research in Educational Law, Curricula and Textbooks. Freiburg: Fillibach, 1997.

Παραπομπή σε μορφή MLA (8th εκδ.)

Grassler, Harald, et al. Human Rights and Values Education in Europe: Research in Educational Law, Curricula and Textbooks. Fillibach, 1997.