Added SICP in Python (#2159)

* Added SICP in Python

* deleted two spaces

* fix ordering

free-programming-books.md

@@ -1783,7 +1783,7 @@ For resources on Angular, Backbone, D3, Dojo, Ember, Express, jQuery, Knockout,
 * [High Performance Python](http://ianozsvald.com/HighPerformancePythonfromTrainingatEuroPython2011_v0.2.pdf) (PDF)
 * [Hitchhiker's Guide to Python!](http://docs.python-guide.org/en/latest/) (2.6)
 * [How to Think Like a Computer Scientist: Learning with Python](http://www.greenteapress.com/thinkpython/thinkCSpy/) - Allen B. Downey, Jeff Elkner and Chris Meyers (2.4)
-  * [How to Think Like a Computer Scientist: Learning with Python, Interactive Edition](http://interactivepython.org/courselib/static/thinkcspy/index.html) (3.2)
+* [How to Think Like a Computer Scientist: Learning with Python, Interactive Edition](http://interactivepython.org/courselib/static/thinkcspy/index.html) (3.2)
 * [Intermediate Python](http://book.pythontips.com/en/latest/index.html#) - Muhammad Yasoob Ullah Khalid (1st edition)
 * [Introduction to Programming Using Python](http://python-ebook.blogspot.co.uk) - Cody Jackson (1st edition) (2.3)
 * [Introduction to Programming with Python](http://opentechschool.github.io/python-beginners/en/) (3.3)
@@ -1825,6 +1825,7 @@ For resources on Angular, Backbone, D3, Dojo, Ember, Express, jQuery, Knockout,
 * [Python Programming](https://upload.wikimedia.org/wikipedia/commons/9/91/Python_Programming.pdf) (PDF) (2.6)
 * [Python Scientific Lecture Notes](http://scipy-lectures.github.io)
 * [Python Standard Library](http://effbot.org/librarybook/) - Fredrik Lundh
+* [SICP in Python](http://www-inst.eecs.berkeley.edu/~cs61a/sp12/book/) (3.2)
 * [Snake Wrangling For Kids](http://www.briggs.net.nz/snake-wrangling-for-kids.html) (3.x)
 * [Test-Driven Web Development with Python](http://chimera.labs.oreilly.com/books/1234000000754/index.html) (3.3 - 3.x)
 * [Text Processing in Python](http://gnosis.cx/TPiP/) - David Mertz (2.3 - 2.x)