Cita APA (7th ed.)

Ladkin, A., & Spiller, J. (2000). The meetings, incentives, conferences & exhibitions industry. Travel & Tourism Intelligence.

Cita Chicago (17th ed.)

Ladkin, Adele, i Julie Spiller. The Meetings, Incentives, Conferences & Exhibitions Industry. London: Travel & Tourism Intelligence, 2000.

Cita MLA (9th ed.)

Ladkin, Adele, i Julie Spiller. The Meetings, Incentives, Conferences & Exhibitions Industry. Travel & Tourism Intelligence, 2000.