1. NLG guidelines 1–9;Airey,2003
2. The profile of tourism studies degree courses in the UK: 1997/98;Airey,1998
3. The content of tourism degree courses in the UK;Airey;Tourism Management,1999
4. Airey, D., & Johnson, S. (2000). Tourism degree and postgraduate level courses in the UK 1999/2000 – dimensions, characteristics, contents – a report to the British Travel Education Trust (unpublished study for the British Travel Educational Trust).
5. Education for Hospitality,2000