Update README.md

README.md

@@ -124,19 +124,19 @@ _OSDSM Specialization: [Web Scraping & Crawling](https://github.com/datasciencem
 
  * _Foundational Books_
 
-  * Envisioning Information [Tufte / Book ```$36```](http://amzn.to/Sn0QI4)
-  * The Visual Display of Quantitative Information [Tufte / Book ```$27```](http://amzn.to/1q5FB91)
+   * Envisioning Information [Tufte / Book ```$36```](http://amzn.to/Sn0QI4)
+   * The Visual Display of Quantitative Information [Tufte / Book ```$27```](http://amzn.to/1q5FB91)
 
  * _Theoretical Courses_
 
-  * Data Visualization [University of Washington / Slides & Resources](http://bit.ly/uw-dataviz)
-  * Berkeley's Viz Class [UC Berkeley / Course Docs](http://bit.ly/cal-viz)
-  * Rice University's Data Viz class [Rice University / Slides](http://bit.ly/riceu-viz)
+   * Data Visualization [University of Washington / Slides & Resources](http://bit.ly/uw-dataviz)
+   * Berkeley's Viz Class [UC Berkeley / Course Docs](http://bit.ly/cal-viz)
+   * Rice University's Data Viz class [Rice University / Slides](http://bit.ly/riceu-viz)
 
  * _Tutorial & Libraries_
 
-  * D3 Library / Scott Murray [Blog / Tutorials](http://bit.ly/tut-scottmurray-d3)
-  * Interactive Data Visualization for the Web / Scott Murray [Online Book](bit.ly/interactive-data-viz-web) & [Book `$26`](http://amzn.to/1oK1xCN)
+   * D3 Library / Scott Murray [Blog / Tutorials](http://bit.ly/tut-scottmurray-d3)
+   * Interactive Data Visualization for the Web / Scott Murray [Online Book](bit.ly/interactive-data-viz-web) & [Book `$26`](http://amzn.to/1oK1xCN)
 
 _OSDSM Specialization: [Data Journalism](https://github.com/datasciencemasters/go/blob/master/specializations.md#data-journalism)_