diff --git a/free-programming-books-id.md b/free-programming-books-id.md
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+++ b/free-programming-books-id.md
@@ -110,6 +110,7 @@
 ### PHP
 
 * [Membuat Bot Telegram dengan PHP](https://www.slideshare.net/HasanudinHS/ebook-i-membuat-bot-telegram-dengan-php) - Hasanudin H Syafaat - (PDF)
+* [Pemrograman Berbasis Objek Modern dengan PHP](https://arsiteknologi.com/wp-content/uploads/Pemrograman_Berbasis_Objek_Modern_dengan_PHP_Google_Play_Book.pdf) - Muhamad Surya Iksanudin (PDF)
 * [Pemrograman Web dengan PHP dan MySQL](http://achmatim.net/2009/04/15/buku-gratis-pemrograman-web-dengan-php-dan-mysql/)
 * [PHP: The Right Way Bahasa Indonesia](http://id.phptherightway.com/#site-header/)
 * [Tutorial Ebook PHP](http://www.ilmuwebsite.com/ebook-php-free-download)