APA (7th ed.) Zitazioa
M'kumbuzi, V. R. P., Ibsen, H., & Halvorsen, T. (2015). Knowledge for a Sustainable World: A Southern African�Nordic contribution. Southern African-Nordic Centre.
Chicago Style (17th ed.) Zitazioa
M'kumbuzi, Vyvienne R. P., Hilde Ibsen, eta Tor Halvorsen. Knowledge for a Sustainable World: A Southern African�Nordic Contribution. Bellville [South Africa]: Southern African-Nordic Centre, 2015.
MLA (9th ed.) Zitazioa
M'kumbuzi, Vyvienne R. P., et al. Knowledge for a Sustainable World: A Southern African�Nordic Contribution. Southern African-Nordic Centre, 2015.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.