APA (7th ed.) Citation

Keller, K. (1912). Gustav Adolf Hirn. Springer.

Chicago Style (17th ed.) Citation

Keller, Karl. Gustav Adolf Hirn. Berlin: Springer, 1912.

MLA (9th ed.) Citation

Keller, Karl. Gustav Adolf Hirn. Springer, 1912.

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