de Blij, H. (1995). The earth: An introduction to its physical and human geography (4th ed.). John Wiley.
Citace podle Chicago (17th ed.)de Blij, H.J. The Earth: An Introduction to Its Physical and Human Geography. 4th ed. New York: John Wiley, 1995.
Citace podle MLA (9th ed.)de Blij, H.J. The Earth: An Introduction to Its Physical and Human Geography. 4th ed. John Wiley, 1995.
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