OBJECT

NorthAmericanSchoolGradeRange

A code from ONIX code list 77, US and Canada (excluding Quebec) school or college grade

GraphQL Schema definition

type NorthAmericanSchoolGradeRange {
#   North American school/college grade from
from: ONIXCode 
#   North American school/college grade to
to: ONIXCode 
}

Require by

WorkAudienceAn optional group of data elements which together describe an audience to which the work is directed