Duncan, J. S. (2011). The Wiley-Blackwell companion to human geography. Malden, MA : Wiley-Blackwell.
Chicago Style aipamenaDuncan, James S. The Wiley-Blackwell Companion to Human Geography. Chichester, West Sussex: Malden, MA : Wiley-Blackwell, 2011.
MLA aipamenaDuncan, James S. The Wiley-Blackwell Companion to Human Geography. Malden, MA : Wiley-Blackwell, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.