Collins, G. R. (1999). International journal of hospitality information technology. Northern Arizona University.
Cita Chicago Style (17a ed.)Collins, Galen R. International Journal of Hospitality Information Technology. Flagstaff (USA): Northern Arizona University, 1999.
Cita MLA (8a ed.)Collins, Galen R. International Journal of Hospitality Information Technology. Northern Arizona University, 1999.
Precaución: Estas citas no son 100% exactas.