APA (7th ed.) Citation

Helgren, J. E., & Lietzau, Z. (2011). U.S. Public Libraries and Web Technologies: What's Happening Now?

Chicago Style (17th ed.) Citation

Helgren, Jamie E., and Zeth Lietzau. U.S. Public Libraries and Web Technologies: What's Happening Now? 2011.

MLA (9th ed.) Citation

Helgren, Jamie E., and Zeth Lietzau. U.S. Public Libraries and Web Technologies: What's Happening Now? 2011.

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