Resource Identifiers (0xx Fields) (RDA 2.15)

Identifiers for a manifestation

010 890456389
010 2001236489
020 ISBN ǂq (pb, hc, etc. if more than one found)
020 ǂz for an invalid ISBN number
024 1_ 639277552693
024 3_ 2639267552982 (13 digit EAN number)