GALLUP, GEORGE H.
The pulse of democracy; the public-opinion poll & how it works. By George Gallup & Saul Forbes Rae.
GALLUP, GEORGE H. The pulse of democracy; the public-opinion poll & how it works. By George Gallup & Saul Forbes Rae. © 25Jun40; A142225. George H. Gallup (A); 10Jul67; R414086.
George H. Gallup|A