i don't have a link (yet) but to own a gun you don't need a permit.

as for open carry as long as it's in PLAIN sight no you don't need a permit.......BUT is certain places you can get "disturbing the peace" by taking it into them.

i'm sure there is alot more, but that has been explained to me by a couple differnt people. i plan on getting my concealed carry permit threw LSU continuing education of alexandria. they offer classes and range time for first time applicants and renewals. the next classes are in april.

here's a another link
http://www.lsp.org/handguns.html#fees