APA aipamena

(2004). Biodirectory 2004. Amersham: Biosciences.

Chicago Style aipamena

Biodirectory 2004. Amersham: Biosciences, 2004.

MLA aipamena

Biodirectory 2004. Amersham: Biosciences, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.