diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -18,20 +18,18 @@ Approach Methodology
 
 ### Books
 
-- Android Hacker's Handbook: (esp. hardware hacking chapter)
-- Hacking the Xbox: https://www.nostarch.com/xboxfree
-- Car hacker's handbook(GPL 3.0): http://opengarages.org/handbook/
-- IoT Penetration Testing Cookbook https://www.packtpub.com/networking-and-servers/iot-penetration-testing-cookbook
-- Abusing the Internet of Things: https://www.amazon.in/Abusing-Internet-Things-Blackouts-Freakouts-ebook/dp/B013VQ7N36
-- Hardware Hacking: Have Fun while Voiding your Warranty: https://www.elsevier.com/books/hardware-hacking/grand/978-1-932266-83-2
-- Linksys WRT54G Ultimate Hacking: https://www.amazon.com/Linksys-WRT54G-Ultimate-Hacking-Asadoorian/dp/1597491667
+- [Android Hacker's Handbook](https://www.amazon.in/Android-Hackers-Handbook-MISL-WILEY-Joshua/dp/812654922X)
+- [Hacking the Xbox](https://www.nostarch.com/xboxfree)
+- [Car hacker's handbook](http://opengarages.org/handbook)
+- [IoT Penetration Testing Cookbook](https://www.packtpub.com/networking-and-servers/iot-penetration-testing-cookbook)
+- [Abusing the Internet of Things](https://www.amazon.in/Abusing-Internet-Things-Blackouts-Freakouts-ebook/dp/B013VQ7N36)
+- [Hardware Hacking: Have Fun while Voiding your Warranty](https://www.elsevier.com/books/hardware-hacking/grand/978-1-932266-83-2)
+- [Linksys WRT54G Ultimate Hacking](https://www.amazon.com/Linksys-WRT54G-Ultimate-Hacking-Asadoorian/dp/1597491667)
 
 
+### Introduction
 
-
-### INTRODUCTION
-  
-[Introduction to IoT](https://en.wikipedia.org/wiki/Internet_of_things)
-- IoT Architecture: https://www.c-sharpcorner.com/UploadFile/f88748/internet-of-things-part-2/
-- IoT attack surface: https://www.owasp.org/index.php/IoT_Attack_Surface_Areas
-- IoT Protocols Overview: https://www.postscapes.com/internet-of-things-protocols/
+- [Introduction to IOT](https://en.wikipedia.org/wiki/Internet_of_things)
+- [IOT Architecture](https://www.c-sharpcorner.com/UploadFile/f88748/internet-of-things-part-2/)
+- [IoT attack surface](https://www.owasp.org/index.php/IoT_Attack_Surface_Areas)
+- [IoT Protocols Overview](https://www.postscapes.com/internet-of-things-protocols/)