APA (7th ed.) Citation

Hammer, F. (1963). Gottfried-Keller-Brevier. Insel-Verlag.

Chicago Style (17th ed.) Citation

Hammer, Franz. Gottfried-Keller-Brevier. Leipzig: Insel-Verlag, 1963.

MLA (8th ed.) Citation

Hammer, Franz. Gottfried-Keller-Brevier. Insel-Verlag, 1963.

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