This document is published in the Guides section of the Linux Documentation Project collection at http://www.tldp.org/guides.html; you can also download PDF and PostScript formatted versions here.
The most recent edition is available at http://tille.garrels.be/training/tldp/.
The third edition of this guide is available in print from Fultus.com Books as paperback Print On Demand (POD) book. Fultus distributes this document through Ingram and Baker & Taylor to many bookstores, including Amazon.com, Amazon.co.uk, BarnesAndNoble.com and Google's Froogle global shopping portal and Google Book Search.
The guide has been translated into Hindi by:
Alok Kumar
Dhananjay Sharma
Kapil
Puneet Goel
Ravikant Yuyutsu
Andrea Montagner translated the guide into Italian.
Marian Vasile translated the guide into Romanian.
André Nunes translated the guide into Portuguese.
Translation into Spanish, Sinhala and Farsi is ongoing.