Faber, M., & Petersen, T. (2003). Umwelt: Welcher Preis? Discussion paper series.
Chicago Style (17th ed.) CitationFaber, Malte, and Thomas Petersen. "Umwelt: Welcher Preis?" Discussion Paper Series 2003.
MLA (9th ed.) CitationFaber, Malte, and Thomas Petersen. "Umwelt: Welcher Preis?" Discussion Paper Series, 2003.
Warning: These citations may not always be 100% accurate.