APA (7th ed.) Citation

Mars, G., Bryant, D. T., & Mitchell, P. (1979). Manpower problems in the hotel and catering industry. Saxon House.

Chicago Style (17th ed.) Citation

Mars, Gerald, Donald T. Bryant, and Peter Mitchell. Manpower Problems in the Hotel and Catering Industry. Farnborough, Eng: Saxon House, 1979.

MLA (8th ed.) Citation

Mars, Gerald, et al. Manpower Problems in the Hotel and Catering Industry. Saxon House, 1979.