APA aipamena

Vaughan, C. (1993). The Global Forum: Power of the People in Rio de Janeiro ECO'92.

Chicago Style aipamena

Vaughan, Christopher. The Global Forum: Power of the People in Rio De Janeiro ECO'92. 1993.

MLA aipamena

Vaughan, Christopher. The Global Forum: Power of the People in Rio De Janeiro ECO'92. 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.