APA (7th ed.) Citation

Keil, G., & Keil, G. (1980). Darmstädter Arzneibuch'.

Chicago Style (17th ed.) Citation

Keil, Gundolf, and Gundolf Keil. Darmstädter Arzneibuch'. 1980.

MLA (9th ed.) Citation

Keil, Gundolf, and Gundolf Keil. Darmstädter Arzneibuch'. 1980.

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