(2000). Effective: Telephoning.
Chicago Style aipamenaEffective: Telephoning. 2000.
MLA aipamenaEffective: Telephoning. 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
(2000). Effective: Telephoning.
Chicago Style aipamenaEffective: Telephoning. 2000.
MLA aipamenaEffective: Telephoning. 2000.