Text ( visual ) : unmediated An analysis of the age structure of Pakistan / [by David C. Shaw]. -- [Washington, D.C.] : U.S. Dept. of Commerce , Bureau of the Census , [1970?]. -- 28 p. : ill. ; 27 cm. -- (Research document ; no. 3). -- Cover title ; "Population Association of America, 1970 Meetings, Atlanta, Ga., April 1970"--P. 1 ; Includes bibliographical references. -- (BA77772145) ; https://ci.nii.ac.jp/ncid/BA77772145 Author Heading(s): David C. Shaw ; Population Association of America ; United States. Bureau of the Census