APA (7th ed.) Citation

Illing, G., & Klüh, U. (2003). Spectrum Auctions and Competition in Telecommunications.

Chicago Style (17th ed.) Citation

Illing, Gerhard, and Ulrich Klüh. Spectrum Auctions and Competition in Telecommunications. 2003.

MLA (9th ed.) Citation

Illing, Gerhard, and Ulrich Klüh. Spectrum Auctions and Competition in Telecommunications. 2003.

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