APA (7th ed.) Zitazioa

Phillips, B., Ward, T., & Chaffee, C. (2003). Eco-labelling in fisheries: What is it all about? Blackwell Science.

Chicago Style (17th ed.) Zitazioa

Phillips, Bruce, Trevor Ward, eta Chet Chaffee. Eco-labelling in Fisheries: What Is It All About? Oxford: Blackwell Science, 2003.

MLA (9th ed.) Zitazioa

Phillips, Bruce, et al. Eco-labelling in Fisheries: What Is It All About? Blackwell Science, 2003.