Bubenzer, O. (2014). Wasser in Trockengebieten. Brücken bauen.
Chicago Style (17th ed.) CitationBubenzer, Olaf. "Wasser in Trockengebieten." Brücken Bauen 2014.
MLA (9th ed.) CitationBubenzer, Olaf. "Wasser in Trockengebieten." Brücken Bauen, 2014.
Warning: These citations may not always be 100% accurate.