Cita APA (7th ed.)
O'Sahennessy Vivienne, Haby, S., & Richmond, P. (2001). Accommodation services. Pearson Education.
Cita Chicago (17th ed.)
O'Sahennessy Vivienne, Sheryl Haby, i Pania Richmond. Accommodation Services. Australia: Pearson Education, 2001.
Cita MLA (9th ed.)
O'Sahennessy Vivienne, et al. Accommodation Services. Pearson Education, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.