(1961). High efficiency particulate air filter units. Washington, D.C.: U.S. Atomic Energy Commission.
Citación estilo ChicagoHigh Efficiency Particulate Air Filter Units. Washington, D.C.: U.S. Atomic Energy Commission, 1961.
Cita MLAHigh Efficiency Particulate Air Filter Units. Washington, D.C.: U.S. Atomic Energy Commission, 1961.
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