Cita APA

Cullen, P., & Peter Cullen. (1997). Economics for Hospitality Management. London: Thomson.

Chicago Style Citation

Cullen, Peter, i Peter Cullen. Economics for Hospitality Management. London: Thomson, 1997.

Cita MLA

Cullen, Peter, i Peter Cullen. Economics for Hospitality Management. London: Thomson, 1997.

Atenció: Aquestes cites poden no estar 100% correctes.