APA (7th ed.) Citation

Heigel, F. (1931). Über Tubentuberkulose.

Chicago Style (17th ed.) Citation

Heigel, Franz. Über Tubentuberkulose. Waldbreitbach, 1931.

MLA (9th ed.) Citation

Heigel, Franz. Über Tubentuberkulose. 1931.

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