Holden, J., & Edited by Holden, J. (2017). An Introduction to Physical Geography and the Environment (4th ed.). Pearson.
Chicago-čujuhus (17. p.)Holden, Joseph, juo Joseph Edited by Holden. An Introduction to Physical Geography and the Environment. 4th ed. London.: Pearson, 2017.
MLA-čujuhus (9. p.)Holden, Joseph, juo Joseph Edited by Holden. An Introduction to Physical Geography and the Environment. 4th ed. Pearson, 2017.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.