APA (7th ed.) Citation

Radtke, E., Lüdtke, J., & Petersmann, H. (1996). VarioLingua: Nonstandard - Standard - Substandard. Peter Lang.

Chicago Style (17th ed.) Citation

Radtke, Edgar, Jens Lüdtke, and Hubert Petersmann. VarioLingua: Nonstandard - Standard - Substandard. Berlin Bern Wien: Peter Lang, 1996.

MLA (9th ed.) Citation

Radtke, Edgar, et al. VarioLingua: Nonstandard - Standard - Substandard. Peter Lang, 1996.

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