McKnight, T. (2005). Physical geography: A landscape appreciation. Upper Saddle River, N.J: Pearson Prentice Hall.
Čikaški stil citiranjaMcKnight, Tom. Physical Geography: A Landscape Appreciation. Upper Saddle River, N.J: Pearson Prentice Hall, 2005.
MLA način citiranjaMcKnight, Tom. Physical Geography: A Landscape Appreciation. Upper Saddle River, N.J: Pearson Prentice Hall, 2005.
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