I am getting a error saying that cannot make a static reference to the non-static method GetNUmber() from the type Vehicle.I don't really understand what's happening. Please help!
public class Vehicle
{
    private int VehicleNumber;
public void SetNumber (int N){
    VehicleNumber = N;
}
public  int GetNumber (){
    return VehicleNumber;
}
public static void main (String args[]){
    Vehicle Maxda = new Vehicle();
    Maxda.SetNumber(23423);
    System.out.println("Vehicle Maxda number is " + GetNumber());
}   
}