Pacione, M. (1987). Social geography: Progress and prospect. Croom Helm.
Lua i Stíl Chicago (17ú heag.)Pacione, Michael. Social Geography: Progress and Prospect. London: Croom Helm, 1987.
Lua MLA (9ú heag.)Pacione, Michael. Social Geography: Progress and Prospect. Croom Helm, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.