APA

Stahr A., Langenscheidt E. & Springer-Verlag (Berlin). (2015). Landforms of high mountains. Berlin [etc.]: Springer Verlag.

Chicago

Stahr Alexander, Langenscheidt Ewald and Springer-Verlag (Berlin). 2015. Landforms of high mountains. Berlin [etc.]: Springer Verlag.

Harvard

Stahr A., Langenscheidt E. and Springer-Verlag (Berlin). (2015). Landforms of high mountains. Berlin [etc.]: Springer Verlag.

MLA

Stahr Alexander, Langenscheidt Ewald and Springer-Verlag (Berlin). Landforms of high mountains. Berlin [etc.]: Springer Verlag. 2015.