Tests of use of post office resources to improve coverage of censuses.

Sonraí bibleagrafaíochta
Údar corparáideach: U.S. Bureau of the Census
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: [Washington s.n. 1965].
Sraith:Its Working paper no. 19
Ábhair: