IDisposable class pattern

public class ClassName : IDisposable
{
    #region Variable Declarations
    private bool _disposed = false;
    #endregion

    #region Constructors & Destructors
    public ClassName()
    {
    }

    ~ClassName()
    {
        //Invoke the helper class that will clean up and release any applicable resources.
        //Note that we are passing a false which indicates that the Garbage Collector
        //triggered the clean up.
        ReleaseResources(false);
    }
    #endregion

    #region IDisposable Interface Methods
    public void Dispose()
    {
        //Invoke the helper class that will clean up and release any applicable resources.
        //Note that we are passing a true which indicates that the method was invoked by
        //the caller/user.
        ReleaseResources(true);

        //Suppress the Finalization step of the Garbage Collector.
        GC.SuppressFinalize(this);
    }

    private void ReleaseResources(bool disposing)
    {
        //Ensure that the object has not already been disposed.
        if (!this._disposed)
        {
            if (disposing)
            {
                //Clean up and dispose of all MANAGED resources here.
            }

            //Clean up and dispose of all UNMANAGED resources here.
        }

        //Indicate that the object has already been disposed.
        this._disposed = true;
    }
    #endregion
}