APA引文

Ian Douglas, Chris Perkins, & Richard Huggett. (2007). Companion encyclopaedia of geography from local to global (v.1) (2nd.). Routledge.

Chicago Edition Citation

Ian Douglas, Chris Perkins, and Richard Huggett. Companion Encyclopaedia of Geography from Local to Global (v.1). 2nd. London: Routledge, 2007.

MLA引文

Ian Douglas, et al. Companion Encyclopaedia of Geography from Local to Global (v.1). 2nd. Routledge, 2007.