Bind ID and name in Combobox

Hi team,

Kindly help me..how shall i bind ID and DisplayName in combobox inside Dataform. it should work properly after selecting DataGrid Records.

Following code i have written ..but its not working properly

following is my LINQ code:

public List GetResourceDetail()

{

List resources = (from f in context.Resources

join add in context.Addresses on f.ResourceId equals add.AddressTypeId

where add.AddressType == "RE"

select new ResourceDTO()

{

ResourceID = f.ResourceId,

FirstName = f.FirstName,

MiddleName = f.MiddlleName,

LastName = f.LastName,

DepartmentID = f.DepartmentId,

IsActive = f.IsActive,

SalutationID = f.SalutationId,

Notes = f.Notes,

Address = new AddressDTO()

{

AddressLine1 = add.AddressLine1,

AddressLine2 = add.AddressLine2,

AddressLine3 = add.AddressLine3,

AddressLine4 = add.AddressLine4,

AddressType = add.AddressType,

AddressTypeId = add.AddressTypeId,

City = add.City,

StateID = add.StateId,

Email = add.Email,

AlternateEmail = add.AlternateEmail,

Phone = add.Phone,

AlternatePhone = add.AlternatePhone,

CountryID = add.CountryId,

County = add.County,

Fax = add.Fax,

Zip = add.Zip

}).ToList();

if (resources.Count() == 0)

{

// throw new Exception(BLMessage.ResourceNotFound);

}

return resources;

}