APA Citation

Guidiri, M., Cadiat, A., & Lobeck, M. (2018). Freemium-Modell: "Gratis" als Verkaufsinstrument. [Place of publication not identified]: 50Minuten.de.

Chicago Style Citation

Guidiri, Mouna,, Anne-Christine Cadiat, and Mareike Lobeck. Freemium-Modell: "Gratis" Als Verkaufsinstrument. [Place of publication not identified]: 50Minuten.de, 2018.

MLA Citation

Guidiri, Mouna,, Anne-Christine Cadiat, and Mareike Lobeck. Freemium-Modell: "Gratis" Als Verkaufsinstrument. [Place of publication not identified]: 50Minuten.de, 2018.

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