Παραπομπή σε μορφή APA (7η εκδ.)

Gleich, A., Ayres, R. U., & Gâßling-Reisemann, S. (2006). Sustainable Metals Management: Securing our Future - Steps Towards a Closed Loop Economy. Springer.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Gleich, Arnim, Robert U. Ayres, και Stefan Gâßling-Reisemann. Sustainable Metals Management: Securing Our Future - Steps Towards a Closed Loop Economy. Dordrecht: Springer, 2006.

Παραπομπή σε μορφή MLA (8th εκδ.)

Gleich, Arnim, et al. Sustainable Metals Management: Securing Our Future - Steps Towards a Closed Loop Economy. Springer, 2006.