一般注記"Orginally introduced at the annual meeting of the Population Association of America (PPA) , Chicago, IL, May 1998."
Shipping list no.: 99-0351-M
"March 1998."
"May 1998"--1st prelim. p
Physical description for original version: 29 p. : 28 cm
書誌注記Includes bibliographical references (p. 25-29)
原資料等に関する注記原資料の出版事項: Washington, D.C. : Population Division, U.S. Bureau of the Census, [1998]
SUPTDOC番号: C 3.223/27: 26
GPO管理番号: 0154-B-55 (MF)
GPO管理番号: 0154-B-55 (online)