Question

what are some unreliable sources of information?

Answer 1

pretty much anything that isn't a peer-edited scholarly article or not on a government-funded site

Answer 2

An annonymous article on the internet.

Answer 3

horoscopes

Answer 4

, religious texts

Answer 5

LOL Unkle!

or an article that doesn't make proper reference to peer-edited scholarly articles (or journals) or credible sites.

Wikipedia is arguably credible. You can't use it as a reference, but the fact that most good articles refer legitimate sources and point it out at the bottom of the page, makes it reliable (given that you cross-check the reference to make sure it's legit).