Thomas, C. (2013). Off-premise catering management. John Wiley & Son.
Chicago Style aipamenaThomas, Chris. Off-premise Catering Management. John Wiley & Son, 2013.
MLA aipamenaThomas, Chris. Off-premise Catering Management. John Wiley & Son, 2013.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.