APA (7th ed.) Citation

Hauschild, R. (1964). Ferdinand Sommer (4.5.1875-3.4.1962).

Chicago Style (17th ed.) Citation

Hauschild, Richard. Ferdinand Sommer (4.5.1875-3.4.1962). Berlin, 1964.

MLA (8th ed.) Citation

Hauschild, Richard. Ferdinand Sommer (4.5.1875-3.4.1962). 1964.

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