Abele, E., & Anderl, R. B. (2005). Environmentally- friendly product development: Methods and tools. Springer.
Chicago Style aipamenaAbele, Eberhard, and Reiner Birkhofer Anderl. Environmentally- Friendly Product Development: Methods and Tools. London: Springer, 2005.
MLA aipamenaAbele, Eberhard, and Reiner Birkhofer Anderl. Environmentally- Friendly Product Development: Methods and Tools. Springer, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.