Clay, H. H., & Davis, F. G. (1965). Clay's public health inspector's handbook: A manual for public health officers. London: H.K. Lewis.
Chicago Stili AlıntıClay, Henry Hurrell, and F. G. Davis. Clay's Public Health Inspector's Handbook: A Manual for Public Health Officers. London: H.K. Lewis, 1965.
MLA AlıntıClay, Henry Hurrell, and F. G. Davis. Clay's Public Health Inspector's Handbook: A Manual for Public Health Officers. London: H.K. Lewis, 1965.
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