APA aipamena

Cullen, P. (1997). Economics for hospitality management. International Thomson Business Press.

Chicago Style aipamena

Cullen, Peter. Economics for Hospitality Management. International Thomson Business Press, 1997.

MLA aipamena

Cullen, Peter. Economics for Hospitality Management. International Thomson Business Press, 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.