Wordpress Plugin Development

Wrox

Professional WordPress Plugin Development (English Edition)

Packt Publishing

WordPress Plugin Development Cookbook: Explore the complete set of tools to craft powerful plugins that extend the world's most popular CMS, 3rd Edition

Packt Publishing

WordPress Plugin Development (Beginner's Guide): Build Powerful, Interactive Plugins for Your Blog and to Share Online

Wrox Press

Professional WordPress Plugin Development        

Advanced WordPress Plugin Development: WordPress 6 Ready (English Edition)

Packt Publishing

WordPress Plugin Development Cookbook: Create powerful plugins to extend the world's most popular CMS, 2nd Edition

Packt Publishing

WordPress Plugin Development Cookbook            

Independently published

Mastering WordPress Plugin Development: A Step-by-Step Guide

Mastering WordPress Plugin Development (English Edition)

Packt Publishing

WordPress 3 Plugin Development Essentials (English Edition)