542 INFORMATION RELATING TO COPYRIGHT STATUS (R)
Indicators First Privacy 0 Private Second Undefined; contains a blank (^)
Subfield Codes $a Personal creator (NR) $b Personal creator death date (NR) $c Corporate creator (NR) $d Copyright holder (R) $e Copyright holder contact information (R) $f Copyright statement (R) $g Copyright date (NR) $h Copyright renewal date (R) $i Publication date (NR) $j Creation date (NR) $k Publisher (R) $l Copyright status (NR) $m Publication status (NR) $n Note (R) $o Research date (NR) $q Supplying agency (NR) $r Jurisdiction of copyright assessment (NR) $s Source of information (NR) $u Uniform Resource Identifier (R) $3 Materials specified (NR) $6 Linkage (NR) $8 Field link and sequence number (R)