APA (7th ed.) Citation

Gradmann, C. (1995). Richet, Charles Robert. Ärztelexikon.

Chicago Style (17th ed.) Citation

Gradmann, Christoph. "Richet, Charles Robert." Ärztelexikon 1995.

MLA (9th ed.) Citation

Gradmann, Christoph. "Richet, Charles Robert." Ärztelexikon, 1995.

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