Cita APA (7a ed.)

Feil, O., & Bodingbauer, K. (1929). [Ekslibris] Karl Bodingbauer.

Cita Chicago Style (17a ed.)

Feil, Otto, y Karl Bodingbauer. [Ekslibris] Karl Bodingbauer. [S. l, 1929.

Cita MLA (9a ed.)

Feil, Otto, y Karl Bodingbauer. [Ekslibris] Karl Bodingbauer. 1929.