International Sanitary Conference Washington. (1881). Proceedings of the International Sanitary Conference: Provided for by joint resolution of the Senate and House of Representatives in the early part of 1881. Govt. Print. Off..
Citación estilo ChicagoInternational Sanitary Conference Washington. Proceedings of the International Sanitary Conference: Provided for by Joint Resolution of the Senate and House of Representatives in the Early Part of 1881. Washington: Govt. Print. Off., 1881.
Cita MLAInternational Sanitary Conference Washington. Proceedings of the International Sanitary Conference: Provided for by Joint Resolution of the Senate and House of Representatives in the Early Part of 1881. Govt. Print. Off., 1881.
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