Falk, G. C., Storz, E., & Bächle, R. (2009). Terra - Geography - Global environments and climatic regions (1. Aufl.). Klett-Schulbuchverl.
Citazione stile Chigago Style (17a edizione)Falk, Gregor C., Elke Storz, e Rolf Bächle. Terra - Geography - Global Environments and Climatic Regions. 1. Aufl. Stuttgart [u.a.]: Klett-Schulbuchverl, 2009.
Citatione MLA (9a ed.)Falk, Gregor C., et al. Terra - Geography - Global Environments and Climatic Regions. 1. Aufl. Klett-Schulbuchverl, 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.