APA aipamena

Calder, R. (1935). The birth of the future. London: Arthur barker Limited.

Chicago Style aipamena

Calder, Ritchie. The Birth of the Future. London: Arthur barker Limited, 1935.

MLA aipamena

Calder, Ritchie. The Birth of the Future. London: Arthur barker Limited, 1935.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.