APA (7th ed.) Citation

Karger, K. (2017). Coffee and (no) cigarettes.

Chicago Style (17th ed.) Citation

Karger, Knut. Coffee and (no) Cigarettes. 2017.

MLA (9th ed.) Citation

Karger, Knut. Coffee and (no) Cigarettes. 2017.

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