APA aipamena

Ruiz, R. M. (1993). The commitment of the University according to Agenda 21.

Chicago Style aipamena

Ruiz, Rose Marie. The Commitment of the University According to Agenda 21. 1993.

MLA aipamena

Ruiz, Rose Marie. The Commitment of the University According to Agenda 21. 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.