Erskine, S., Scholefield, C. E., Lumley, E., & Lumley, W. G. (1950). The public health acts: Annotated, together with the various incorporated statutes and orders of the Minister of Health (12th ed.). London: Butterworth.
Παραπομπή Chicago StyleErskine, Simes, Charles E. Scholefield, Edmund Lumley, and W. G. Lumley. The Public Health Acts: Annotated, Together With the Various Incorporated Statutes and Orders of the Minister of Health. 12th ed. London: Butterworth, 1950.
Παραπομπή MLAErskine, Simes, Charles E. Scholefield, Edmund Lumley, and W. G. Lumley. The Public Health Acts: Annotated, Together With the Various Incorporated Statutes and Orders of the Minister of Health. 12th ed. London: Butterworth, 1950.
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