APA-viite (7. p.)
Redford, R. Blue planet rum the race to provide safe drinking water to the world / introduction by Robert Redford; created by Rick Smolan and Jennifer Erwitt.
Chicago-viite (17. p.)
Redford, Robert. Blue Planet Rum the Race to Provide Safe Drinking Water to the World / Introduction by Robert Redford; Created by Rick Smolan and Jennifer Erwitt.
MLA-viite (9. p.)
Redford, Robert. Blue Planet Rum the Race to Provide Safe Drinking Water to the World / Introduction by Robert Redford; Created by Rick Smolan and Jennifer Erwitt.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.