一般注記"This document was prepared ... in conjunction with the U.S. Geological Survey (USGS) "--Acknowledgements
"September, 1993."
Shipping list no.: 2000-0107-M
"402-R-93-040"--Cover
Physical description for original version: 1 v. (various pagings) : 28 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: [Washington, D.C.] : Radon Division, Office of Radiation and Indoor Air, U.S. Environmental Protection Agency, [1993]
SUPTDOC番号: EP 4.2: M 36
GPO管理番号: 0483-E-01 (MF)