APA (7th ed.) Citation

Hotschewar, M. V., & Groschopp, R. (1958). Das Schmalfilm-Lehrbuch (21.-35. Tausend.). Wilhelm Knapp Verlag.

Chicago Style (17th ed.) Citation

Hotschewar, M. V., and Richard Groschopp. Das Schmalfilm-Lehrbuch. 21.-35. Tausend. Halle (Saale): Wilhelm Knapp Verlag, 1958.

MLA (8th ed.) Citation

Hotschewar, M. V., and Richard Groschopp. Das Schmalfilm-Lehrbuch. 21.-35. Tausend. Wilhelm Knapp Verlag, 1958.

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