APA (7th ed.) Citation

Ritso, O. (1946). Über Retinitis exsudativa Coats.

Chicago Style (17th ed.) Citation

Ritso, Olga. Über Retinitis Exsudativa Coats. o.O, 1946.

MLA (9th ed.) Citation

Ritso, Olga. Über Retinitis Exsudativa Coats. 1946.

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