Παραπομπή APA

Walden, A. T., & Guttorp, P. (1992). Statistics in the environmental and earth sciences. London: Edward Arnold.

Παραπομπή Chicago Style

Walden, Andrew T., and Peter Guttorp. Statistics in the Environmental and Earth Sciences. London: Edward Arnold, 1992.

Παραπομπή MLA

Walden, Andrew T., and Peter Guttorp. Statistics in the Environmental and Earth Sciences. London: Edward Arnold, 1992.

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