Haviland, A. (1892). The geographical distribution of disease in Great Britain (2d ed.). Sonnenschein.
Chicago-viite (17. p.)Haviland, Alfred. The Geographical Distribution of Disease in Great Britain. 2d ed. London: Sonnenschein, 1892.
MLA-viite (8. p.)Haviland, Alfred. The Geographical Distribution of Disease in Great Britain. 2d ed. Sonnenschein, 1892.
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