LearningResource RefId xml:lang Name Author Contacts Contact Name Address PhoneNumber Email Location ReferenceType Status Description YearLevels SubjectAreas ACStrandSubjectArea MediaTypes MediaType UseAgreement AgreementDate Approvals Approval Organization Date Evaluations Evaluation RefId Description Date Name Components Component Name Reference Description Strategies Strategy AssociatedObjects AssociatedObject SIF_RefObject LearningStandards LearningStandardItemRefId LearningResourcePackageRefId SIF_Metadata SIF_ExtendedElements