APA (7th ed.) Citation

Ash, T. (2008). Landing page optimization: The definitive guide to testing and tuning for conversions. Sybex/Wiley.

Chicago Style (17th ed.) Citation

Ash, Tim. Landing Page Optimization: The Definitive Guide to Testing and Tuning for Conversions. Indianapolis, Ind.: Sybex/Wiley, 2008.

MLA (8th ed.) Citation

Ash, Tim. Landing Page Optimization: The Definitive Guide to Testing and Tuning for Conversions. Sybex/Wiley, 2008.

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