ETHICS Question....Is this sufficient?

I have the schewser (sp) notes, was wondering what else was needed to get a full understanding… I’ve heard some other things mentioned around the forums… Thanks!

CFA Institute Standards of Practice Handbook

Should I have this? Did it come with the CFAI books? how long is this, that last thing i need is to read anotehr book…

it’s the ethics component of cfai vol. 1