who has your child and by what legal authority? maybe a petition for a writ of habeas corpus will work. if you locked her out, why do you want her back?
best to take all your papers to a lawyer.
Here is the best suggestion you could get. Hire a lawyer. You are in way over your head. Second suggestion - do not sign anything without first hiring a lawyer and getting some good advice.
What you need to do is have a motion filed: Motion for Leave to File Appearance as Counsel of Record. The lawyer you hire will file this for you and you really don't have to worry about it. Everything should start to fall into place, then.
Sign up to receive a 3-part series of useful information and advice about child custody law.