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Lua i Stíl Chicago (17ú heag.)Land Management Research Conference : Leicester Polytechnic, Association of Heads of Departments of Surveying in Polytechnics, Royal Institution of Chartered Surveyors, David Chiddick, agus Alan Millington. Land Management: New Directions. New York : London: E. & F.N. Spon, 1984.
Lua MLA (9ú heag.)Land Management Research Conference : Leicester Polytechnic, et al. Land Management: New Directions. E. & F.N. Spon, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.