Longree, K. (1980). Quantity Food Sanitation (3ed.). Wiley.
Chicago Style aipamenaLongree, Karla. Quantity Food Sanitation. 3ed. Newyork: Wiley, 1980.
MLA aipamenaLongree, Karla. Quantity Food Sanitation. 3ed. Wiley, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.