CSS Secrets by Lea Verou unveils the rare power of CSS that allows designers to create stunning visual effects with ease.

DOM Scripting by Jeremy Keith and Jeffrey Sambells is a designer-friendly approach to learning unobtrusive JavaScript to enhance the user experience.

HTML & CSS: Design and Build Websites by Jon Duckett is an absolute beginner’s book for designers who want to learn the basic languages of the web.

HTML5 for Web Designers by Jeremy Keith is the quickest way to learn the new HTML elements.

JavaScript & jQuery: Interactive Front-End Web Development by Jon Duckett features pleasing design, clear writing, and comprehensive coverage of the programming language for the web.

JavaScript: The Definitive Guide by David Flanagan is comprehensive reference for programmers.

JavaScript: A Beginner’s Guide by John Pollock is, by far, the most approachable and practical book on learning JavaScript.

jQuery: A Beginner’s Guide by John Pollock is for anyone who wants to add rich user interaction to the web.

MODX: The Official Guide by Bob Ray is a must-have if you develop websites with MODX.

Responsible Responsive Design by Scott Jehl, a companion to Ethan Marcotte’s Responsive Web Design, is a required read for front-end developers who want to make the web more accessible and faster.

Responsive Web Design by Ethan Marcotte is a must-read responsive web design book written by the man who discovered and popularized the concept.

SMACSS by Jonathan Snook explains analytical process on CSS categorization.