Edberg, R. (1966). On the shred of the cloud: Reflections on man and his enviroment. Harper & Row.
Chicago Style (17th ed.) ZitazioaEdberg, Rolf. On the Shred of the Cloud: Reflections on Man and His Enviroment. London: Harper & Row, 1966.
MLA (9th ed.) ZitazioaEdberg, Rolf. On the Shred of the Cloud: Reflections on Man and His Enviroment. Harper & Row, 1966.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.