Update README.md

Author: guydumais

README.md

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 ![Alt](/public/guy-dumais-logo.svg "Guy Dumais")
 # Next.js 11 Page Rendering
 
-Next.js support 4 rendering strategies to generate, deliver and render a React Single Page App on the client-side:
+Next.js support **4 rendering strategies** to generate, deliver and render a React Single Page App on the client-side:
 1. Static-Site Generation (SSG)
 2. Server-Sider Rendering (SSR)
 3. Incremental Static Regeneration (ISR)
 4. Client-Side Rendering (CSR)
 
 The fetching methods are **getServerSideProps**, **getStaticProps**.
+
+## Tutorial
+Learn how page rendering and data fetching works in Next.js:  
+[Next.js Page Rendering Definitive Guide](https://guydumais.digital/blog/next-js-page-rendering-definitive-guide "Next.js Page Rendering Definitive Guide")