APA aipamena

Ward, T., & Philips, B. (2008). Seafood ecolabelling: Principles and practice. Wiley-Blackwell.

Chicago Style aipamena

Ward, Trevor, and Bruce Philips. Seafood Ecolabelling: Principles and Practice. Chichester: Wiley-Blackwell, 2008.

MLA aipamena

Ward, Trevor, and Bruce Philips. Seafood Ecolabelling: Principles and Practice. Wiley-Blackwell, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.