APA (7th ed.) Citation

Bub-Kalb, S., & Kalb, J. (2007). Terra - GWG, Gemeinschaftskunde, Wirtschaft (Gymnasium, Baden-Württemberg.). Klett-Perthes.

Chicago Style (17th ed.) Citation

Bub-Kalb, Simone, and Jürgen Kalb. Terra - GWG, Gemeinschaftskunde, Wirtschaft. Gymnasium, Baden-Württemberg. Gotha: Klett-Perthes, 2007.

MLA (9th ed.) Citation

Bub-Kalb, Simone, and Jürgen Kalb. Terra - GWG, Gemeinschaftskunde, Wirtschaft. Gymnasium, Baden-Württemberg. Klett-Perthes, 2007.

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