You may log on to Dept. of Labor website of your state and read the process carefully.
You shall find all applicable acts at website.
Or you may meet ALC and understand the process being followed at your location in your state. Raise demand Notice. Conciliation officer shall issue notice to company. In some states 3 opportunities in a month are granted. If conciliation process fails matter is referred to labor court. Matter may get resolve during conciliation as wages are not paid.
If you do not send a lawyer in Proceedings Company may also not be allowed to bring a lawyer and shall have to send some employee of the company.
You can also approach some trade union leader and they may help you. The leaders are seasoned, experienced and some good and nice leader may accompany you to company office and help you to get your wages.
Your experienced well wishers, near and dear ones can also guide, support and help you.
A lawyer known to your family or in the neighborhood can also coach, guide, and help you.
If your wages are up to Rs.16000/pm you may approach Wages Inspector.
You can also lodge complaint with Inspector under SE act applicable to your state.