APA (7th ed.) Citation

Herwig, I. Nonneoplastic disease of the spine.

Chicago Style (17th ed.) Citation

Herwig, Imhof. Nonneoplastic Disease of the Spine.

MLA (9th ed.) Citation

Herwig, Imhof. Nonneoplastic Disease of the Spine.

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