APA aipamena

Hervey, G. R. (2005). Conjoined twins. The Royal Society of Medicine.

Chicago Style aipamena

Hervey, G R. Conjoined Twins. The Royal Society of Medicine, 2005.

MLA aipamena

Hervey, G R. Conjoined Twins. The Royal Society of Medicine, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.