Follow both these guys, Stan Carey and Mark Allen. And follow the link in this tweet – http://j.mp/koc78n – to read a post that is more than that quote on crowd-sourcing.
I love the Guardian style guide for its useful entries and reasonable approach, but I only recommend it with caution to anyone outside England.
I tend to write in AP style. But as an editor, I am careful to follow whatever style is called for. So I may follow the APA Styleguide or Chicago Manual of Style for scholarly papers. They all have their benefits; they all share the goal of clarity.