Power windows aren't working except one

I have a 96 Nissan Sentra and driver side power window is working. However when I tried to use the other three window, it doesn't work. I think it may be the motor in the driver side door panel but I wanted to get some idea before I started wirking on it. ANy ideas

ge a haynes manual a wour local advanced aut shop or local do it yourself shop. that should tell you everything

id say wiring issues