APA (7th ed.) Citation

Ritter, O. (1981). Atlas der Elektrokardiographie.

Chicago Style (17th ed.) Citation

Ritter, O. Atlas Der Elektrokardiographie. Jena, 1981.

MLA (8th ed.) Citation

Ritter, O. Atlas Der Elektrokardiographie. 1981.

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