med001474: IBFG, ICFTU, CISL, CIOSL.
Chicago Style aipamenaMed001474: IBFG, ICFTU, CISL, CIOSL.
MLA aipamenaMed001474: IBFG, ICFTU, CISL, CIOSL.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
med001474: IBFG, ICFTU, CISL, CIOSL.
Chicago Style aipamenaMed001474: IBFG, ICFTU, CISL, CIOSL.
MLA aipamenaMed001474: IBFG, ICFTU, CISL, CIOSL.