Holden, J., & Edited by Holden, J. (2017). An Introduction to Physical Geography and the Environment (4th ed.). Pearson.
Chicago-viite (17. p.)Holden, Joseph, ja Joseph Edited by Holden. An Introduction to Physical Geography and the Environment. 4th ed. London.: Pearson, 2017.
MLA-viite (9. p.)Holden, Joseph, ja Joseph Edited by Holden. An Introduction to Physical Geography and the Environment. 4th ed. Pearson, 2017.
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