VB.NET: How to reference VB.NET module?

Public Module CoreModule
    Dim R As New System.Random(CInt(Microsoft.VisualBasic.Timer))
    Public Function D(ByVal Roll As Integer) As Integer
        Return R.Next(0, Roll) + 1
    End Function

    Public Function _1D6() As Integer
        Return D(6)
    End Function

    Public Function _2D6() As Integer
        Return D(6) + D(6)
    End Function

    Public Function _3D6() As Integer
        Return D(6) + D(6) + D(6)
    End Function

    Public Function _4D6() As Integer
        Return D(6) + D(6) + D(6) + D(6)
    End Function

    Public Function CRLF() As String
        Return Microsoft.VisualBasic.ControlChars.CrLf
    End Function
End Module

Public NotInheritable Class CoreModule
    ' Methods
    Shared Sub New()
    Public Shared Function _1D6() As Integer
    Public Shared Function _2D6() As Integer
    Public Shared Function _3D6() As Integer
    Public Shared Function _4D6() As Integer
    Public Shared Function CRLF() As String
    Public Shared Function D(ByVal Roll As Integer) As Integer

    ' Fields
    Private Shared R As Random
End Class

public sealed class CoreModule
{
    // Fields
    private static Random R;

    // Methods
    static CoreModule();
    public static int _1D6();
    public static int _2D6();
    public static int _3D6();
    public static int _4D6();
    public static string CRLF();
    public static int D(int Roll);
}

Imports System.Web
Imports System.Web.UI

Module ResponseHelper

    <System.Runtime.CompilerServices.Extension()> _
    Public Sub Redirect(ByVal response As Net.HttpWebResponse, _
                        ByVal url As String, ByVal target As String, _
                        ByVal windowFeatures As String)

        If String.IsNullOrEmpty(target) Or _
           target.Equals("_self", StringComparison.OrdinalIgnoreCase) And _
           String.IsNullOrEmpty(windowFeatures) Then
            response.Redirect(url, target, windowFeatures)
        Else
            Dim page As Page = CType(HttpContext.Current.Handler, Page)
            If page Is Nothing Then
                Throw New InvalidOperationException("Cannot redirect to new window outside Page context.")
            End If
            url = page.ResolveClientUrl(url)
            Dim script As String
            If String.IsNullOrEmpty(windowFeatures) Then
                script = "window.open(""{0}"", ""{1}"", ""{2}"";"
            Else
                script = "window.open(""{0}"", ""{1}"");"
            End If
            script = String.Format(script, url, target, windowFeatures)
            ScriptManager.RegisterStartupScript(page, GetType(Page), "Redirect", script, True)

        End If
    End Sub

End Module