APA (7th ed.) Citation

Hedengren, T. D. Smashing WordPress Themes: Making WordPress beautiful. Wiley.

Chicago Style (17th ed.) Citation

Hedengren, Thord Daniel. Smashing WordPress Themes: Making WordPress Beautiful. Chichester: Wiley.

MLA (8th ed.) Citation

Hedengren, Thord Daniel. Smashing WordPress Themes: Making WordPress Beautiful. Wiley.

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