Bankruptcy question - HOW do I file?? Do I need an attny?

Need help with bankruptcy questions please..... I have worked all of my life ssince I was a teen...I am currently 29 years old. I lost my job a year ago when I divorced my husband...long story...then 3 months ago i got in a terrible car accident, broke my back, my ribs, my nose, and crushed my ankle. I could not work during this time. and i did not apply for disability as I have NEVER collected