APA aipamena

Clavel, B. (1980). Les colonnes du ciel. Paris: Editions Robert Laffont.

Chicago Style aipamena

Clavel, Bernard. Les Colonnes Du Ciel. Paris: Editions Robert Laffont, 1980.

MLA aipamena

Clavel, Bernard. Les Colonnes Du Ciel. Paris: Editions Robert Laffont, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.