APA (7th ed.) Citation

(1975). Rohstoffe zurück in den Kreislauf!

Chicago Style (17th ed.) Citation

Rohstoffe Zurück in Den Kreislauf! Bonn-Oberkassel, 1975.

MLA (9th ed.) Citation

Rohstoffe Zurück in Den Kreislauf! 1975.

Warning: These citations may not always be 100% accurate.