APA (7th ed.) Zitazioa
Sainsbury's (Firm), ebrary, Inc, Wright, S., & McCrea, D. (2007). The handbook of organic and fair trade food marketing. Blackwell Pub..
Chicago Style (17th ed.) Zitazioa
Sainsbury's (Firm), Inc ebrary, Simon Wright, eta Diane McCrea. The Handbook of Organic and Fair Trade Food Marketing. Oxford ; Ames, Iowa: Blackwell Pub., 2007.
MLA (9th ed.) Zitazioa
Sainsbury's (Firm), et al. The Handbook of Organic and Fair Trade Food Marketing. Blackwell Pub., 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.