APA (7th ed.) Citation

(1990). Unionsverlag Taschenbuch. Unionsverlag.

Chicago Style (17th ed.) Citation

Unionsverlag Taschenbuch. Zürich: Unionsverlag, 1990.

MLA (9th ed.) Citation

Unionsverlag Taschenbuch. Unionsverlag, 1990.

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