APA (7th ed.) Citation

Frotscher, W. (1931). Fehleruntersuchungen zur numerischen Differentiation.

Chicago Style (17th ed.) Citation

Frotscher, Walter. Fehleruntersuchungen Zur Numerischen Differentiation. Jena, 1931.

MLA (8th ed.) Citation

Frotscher, Walter. Fehleruntersuchungen Zur Numerischen Differentiation. 1931.

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