Παραπομπή APA
Medlik, S., & Airey, D. W. (1978). Profile of the hotel and catering industry (2nd edition prepared with D. W. Airey.). London: Heinemann.
Παραπομπή Chicago StyleMedlik, S., and D. W. Airey. Profile of the Hotel and Catering Industry. 2nd edition prepared with D. W. Airey. London: Heinemann, 1978.
Παραπομπή MLAMedlik, S., and D. W. Airey. Profile of the Hotel and Catering Industry. 2nd edition prepared with D. W. Airey. London: Heinemann, 1978.
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