APA (7th ed.) Citation

Keller, G. (1969). Gottfried Keller. Heimeran.

Chicago Style (17th ed.) Citation

Keller, Gottfried. Gottfried Keller. München: Heimeran, 1969.

MLA (9th ed.) Citation

Keller, Gottfried. Gottfried Keller. Heimeran, 1969.

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