*[Python no muerde](http://nomuerde.netmanagers.com.ar/)
*[Python para ciencia e ingeniería](https://github.com/mgaitan/python-ingenieria)
*[Python para todos](https://launchpadlibrarian.net/18980633/Python%20para%20todos.pdf)(PDF)
*[Python para principiantes (PDF)](http://www.cursosdeprogramacionadistancia.com/static/pdf/material-sin-personalizar-python.pdf)[(HTML)](http://librosweb.es/libro/python/)
* The Art of Community: Building the New Age of Participation; [First edition](http://www.artofcommunityonline.org/downloads/jonobacon-theartofcommunity-1ed.pdf)(PDF), [Second edition](http://ubuntuone.com/0n352YwUjlcFR8PjIELH67)(PDF) - Jono Bacon
*[The Architecture of Open Source Applications: Vol. 1: Elegance, Evolution, and a Few Fearless Hacks; Vol. 2: Structure, Scale, and a Few More Feerless Hacks](http://www.aosabook.org/en/index.html)
*[The Cathedral and the Bazaar](http://www.catb.org/esr/writings/cathedral-bazaar/) - Eric S. Raymond
*[The Future of Ideas](http://the-future-of-ideas.com/download/lessig_FOI.pdf)
*[The Future of the Internet](http://futureoftheinternet.org/)
*[The Performance of Open Source Applications](http://aosabook.org/en/)
*[The Wealth of Networks: How Social Production Transforms Markets and Freedom](http://cyber.law.harvard.edu/wealth_of_networks/Main_Page) - Yochai Benkler