APA (7th ed.) Citation

Idea e.V. (2001). Chronik des Jahres. IDEA-Spektrum.

Chicago Style (17th ed.) Citation

Idea e.V. "Chronik Des Jahres." IDEA-Spektrum 2001.

MLA (8th ed.) Citation

Idea e.V. "Chronik Des Jahres." IDEA-Spektrum, 2001.

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