Extensive Reading

Marketing test is tomorrow, and I'm not at all satisfied with the notes given for revision. There's just so much reading. So here I am having dragged my ass all the way to MyNest Cafe to do a last-minute extended research on the topics that's gonna come out for tomorrow. Right now I'm searching for information on The Marketing Mix. This is what I've found on the internet so far:

...and this is what's in my head right now: