APA (7th ed.) Citation

Lang, C. L. (2005). Erni - Fischer. De Gruyter.

Chicago Style (17th ed.) Citation

Lang, Carl Ludwig. Erni - Fischer. Berlin [u.a.]: De Gruyter, 2005.

MLA (8th ed.) Citation

Lang, Carl Ludwig. Erni - Fischer. De Gruyter, 2005.

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