How new are you to all of this? If you are just starting out, you need to learn a lot before trying to work any magic.
Brysing has decades of experience, and will gladly let you know that magic is not spells, and he has never cast one. His posts make me want to get a plane ticket, buy him dinner, and pick his brain.
Lark is about a living library. She will have books to suggest from "Before you cast a spell," to some others relating to specific things.
Look at their post histories and you'll see some priceless advice.