APA (7th ed.) Citation

Wolpert, C. (2011). Herz-Kreislauf-System. Alkohol und Tabak.

Chicago Style (17th ed.) Citation

Wolpert, Christian. "Herz-Kreislauf-System." Alkohol Und Tabak 2011.

MLA (9th ed.) Citation

Wolpert, Christian. "Herz-Kreislauf-System." Alkohol Und Tabak, 2011.

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