Walford, N. (2011). Practical statistics for geographers and earth scientists. Wiley-Blackwell.
Chicagoスタイル(17版)引用形式Walford, Nigel. Practical Statistics for Geographers and Earth Scientists. Chichester, West Sussex, U.K: Wiley-Blackwell, 2011.
MLA(9版)引用形式Walford, Nigel. Practical Statistics for Geographers and Earth Scientists. Wiley-Blackwell, 2011.
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