Exposure of the population in the United States and Canada from natural background radiation
Subtitle: recommendations of the National Council on Radiation Protection and Measurements.
Contributors: National Council on Radiation Protection and Measurements.
Series: NCRP report ;; no. 94
Publisher: The Council
Published: 1987
Place of publication: Bethesda, MD
Language: eng
Number of pages: 209
Subjects: Radiation, Background -- United States -- Measurement.; Radioactive pollution -- United States.; Radiation -- Dosage.
Notes: Bibliography: p. 164-189.
"Issued December 30, 1987."
Includes index.