Wilkinson, H. R. (1971). Maps and diagrams: Their compilation and construction (3rd ed.). Methuen.
Citace podle Chicago (17th ed.)Wilkinson, H. R. Maps and Diagrams: Their Compilation and Construction. 3rd ed. London: Methuen, 1971.
Citace podle MLA (9th ed.)Wilkinson, H. R. Maps and Diagrams: Their Compilation and Construction. 3rd ed. Methuen, 1971.
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