APA (7th ed.) Zitazioa
ebrary, Inc, & Baourakis, G. (2004). Marketing trends for organic food in the 21st century. World Scientific.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta George Baourakis. Marketing Trends for Organic Food in the 21st Century. [River Edge], NJ: World Scientific, 2004.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta George Baourakis. Marketing Trends for Organic Food in the 21st Century. World Scientific, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.