public interface IPage<T> : IEnumerable<T>, 
	IEnumerable

Public Interface IPage(Of T)
	Inherits IEnumerable(Of T), IEnumerable

generic<typename T>
public interface class IPage : IEnumerable<T>, 
	IEnumerable

type IPage<'T> =  
    interface
        interface IEnumerable<'T>
        interface IEnumerable
    end