APA aipamena

PCB & Wackenier, E. (1974). af004170: Robert Ballewyns.

Chicago Style aipamena

PCB and Emiel Wackenier. Af004170: Robert Ballewyns. 1974.

MLA aipamena

PCB and Emiel Wackenier. Af004170: Robert Ballewyns. 1974.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.