more information please

Hello: My name is Juan Federico Martinez, i´m from Argentina. sorry for mad bad English. I interesting in publish a e-bock in base yours content. my project is a e-bock will-be able for free download and it will be release under /*GNU Free Documentation License*/ or *GFDL* i want to know, what i need to do, for sell a very low price a copy of that e-bock in some fiscal media like CD/DVD/pen drive to support our Open source User Group. just i need to known if that is possible and i want to known if i can do it.