WHYNNE-HAMMOND, C. (1979). Elements of human geography. George Allen and Unwin.
Lua i Stíl Chicago (17ú heag.)WHYNNE-HAMMOND, Charles. Elements of Human Geography. London: George Allen and Unwin, 1979.
Lua MLA (9ú heag.)WHYNNE-HAMMOND, Charles. Elements of Human Geography. George Allen and Unwin, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.