APA (7th ed.) Citation

Ehlers, J. (2011). Das Eiszeitalter. Spektrum Akad. Verl.

Chicago Style (17th ed.) Citation

Ehlers, Jürgen. Das Eiszeitalter. Heidelberg: Spektrum Akad. Verl, 2011.

MLA (9th ed.) Citation

Ehlers, Jürgen. Das Eiszeitalter. Spektrum Akad. Verl, 2011.

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