Dalzell-Ward, A. J. (1959). Food-poisoning and Food Hygiene.
Chicago Style aipamenaDalzell-Ward, A. J. Food-poisoning and Food Hygiene. 1959.
MLA aipamenaDalzell-Ward, A. J. Food-poisoning and Food Hygiene. 1959.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.