Vallen, J. J., & Abbey, J. R. (1987). The art and science of hospitality management. Educational Institute of the American Hotel & Motel Association.
Citación estilo ChicagoVallen, Jerome J., and James R. Abbey. The Art and Science of Hospitality Management. East Lansing, Mich: Educational Institute of the American Hotel & Motel Association, 1987.
Cita MLAVallen, Jerome J., and James R. Abbey. The Art and Science of Hospitality Management. Educational Institute of the American Hotel & Motel Association, 1987.
Warning: These citations may not always be 100% accurate.