Castree, N. (2009). A companion to environmental geography. Blackwell Publishing Ltd. https://doi.org/10.1002/9781444305722
Chicago-viite (17. p.)Castree, Noel. A Companion to Environmental Geography. West Sussex, United Kingdom: Blackwell Publishing Ltd, 2009. https://doi.org/10.1002/9781444305722.
MLA-viite (9. p.)Castree, Noel. A Companion to Environmental Geography. Blackwell Publishing Ltd, 2009. https://doi.org/10.1002/9781444305722.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.