de Kraker, J. (1986). Points: Massive bladder haemorrhage.
Chicago Style aipamenade Kraker, J. Points: Massive Bladder Haemorrhage. 1986.
MLA aipamenade Kraker, J. Points: Massive Bladder Haemorrhage. 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.