APA aipamena

Fleck, F. (2004). Hand-washing could save the lives of millions of children. World Health Organization.

Chicago Style aipamena

Fleck, Fiona. Hand-washing Could Save the Lives of Millions of Children. World Health Organization, 2004.

MLA aipamena

Fleck, Fiona. Hand-washing Could Save the Lives of Millions of Children. World Health Organization, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.