HARDY, D. (1998). Progress in Neurological Surgery, Volume 14, Gamma Knife Brain Surgery. BMJ Group.
Chicago Style aipamenaHARDY, D. Progress in Neurological Surgery, Volume 14, Gamma Knife Brain Surgery. BMJ Group, 1998.
MLA aipamenaHARDY, D. Progress in Neurological Surgery, Volume 14, Gamma Knife Brain Surgery. BMJ Group, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.