APA (7th ed.) Citation

Krauss, E., & Drobner, G. (1910). Ex Libris G. Drobner.

Chicago Style (17th ed.) Citation

Krauss, Ernest, and Gustav Drobner. Ex Libris G. Drobner. [S. l, 1910.

MLA (9th ed.) Citation

Krauss, Ernest, and Gustav Drobner. Ex Libris G. Drobner. 1910.

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