APA (7th ed.) Citation

Lengren & Penciak, B. (1955). Hundertmal Prof. Filutek (1.- 20. Tausend.). Eulenspiegel.

Chicago Style (17th ed.) Citation

Lengren and Boleslaw Penciak. Hundertmal Prof. Filutek. 1.- 20. Tausend. Berlin: Eulenspiegel, 1955.

MLA (8th ed.) Citation

Lengren and Boleslaw Penciak. Hundertmal Prof. Filutek. 1.- 20. Tausend. Eulenspiegel, 1955.

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