APA aipamena

Willockx, F. 273/1.1: Briefwisseling.

Chicago Style aipamena

Willockx, Freddy. 273/1.1: Briefwisseling.

MLA aipamena

Willockx, Freddy. 273/1.1: Briefwisseling.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.