observer status,auditor,job-shadowing
[DE] Hospitanz
[EN] observer status, auditor, job-shadowing (for work placements)
[FR] Stage
[VI] Thực tập
auditor,guest student,non-enrolled student
[DE] Gasthörer
[EN] auditor, guest student, non-enrolled student
[FR] Auditeur invité
[VI] Kiểm toán viên khách