APA (7th ed.) Citation

Schmidt, H. Zur Frage der Placenta praevia cervicalis.

Chicago Style (17th ed.) Citation

Schmidt, Heinrich. Zur Frage Der Placenta Praevia Cervicalis.

MLA (9th ed.) Citation

Schmidt, Heinrich. Zur Frage Der Placenta Praevia Cervicalis.

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