APA (7. basım) Alıntı
ebrary, Inc, Rubik, F., & Frankl, P. (2005). The future of eco-labelling: Making environmental product information systems effective. Greenleaf Pub..
Chicago Style (17. basım) Atıf
ebrary, Inc, Frieder Rubik, ve Paolo Frankl. The Future of Eco-labelling: Making Environmental Product Information Systems Effective. Sheffield: Greenleaf Pub., 2005.
MLA (9th ed.) Atıf
ebrary, Inc, et al. The Future of Eco-labelling: Making Environmental Product Information Systems Effective. Greenleaf Pub., 2005.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..