Hay, I. (2000). Qualitative research methods in human geography. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Hay, Iain. Qualitative Research Methods in Human Geography. South Melbourne, Vic: Oxford University Press, 2000.
Lua MLA (9ú heag.)Hay, Iain. Qualitative Research Methods in Human Geography. Oxford University Press, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.