APA aipamena
Villiger, M. (2014). Against all odds. Annenberg Learner.
Chicago Style aipamena
Villiger, Maggie. Against All Odds. District of Columbia: Annenberg Learner, 2014.
MLA aipamena
Villiger, Maggie. Against All Odds. Annenberg Learner, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.