一般注記"April 1989."
Physical description for original version: iii, 49 p. : 28 cm
書誌注記Includes bibliographical references (p. 9)
原資料等に関する注記原資料の出版事項: Silver Spring, Md. ; Springfield, Va. : U.S. Dept. of Commerce, National Oceanic and Atmospheric Administration, Environmental Research Laboratories, Air Resources Laboratory : For sale by the National Technical Information Service, [1989]
SUPTDOC番号: C 55.36: ERL ARL-17
GPO管理番号: 250-E-25 (MF)