Jelaskan Lihat pula dari Gallup

Jajak pendapat pria dan wanita paling disukai Gallup

Gallup's List of Most Widely Admired People of the 20th Century

Gallup, George, ed. The Gallup Poll: Public Opinion, 1935-1971 (3 vol 1972), compilation of reports on thousands of Gallup polls.

Gallup, George. Public Opinion in a Democracy (1939),

Gallup, George. The Sophisticated Poll Watcher's Guide (1972)

Moore, David W. The Superpollsters: How They Measure and Manipulate Public Opinion in America (1995)  online edition

Roll, Jr., Charles W. and Albert H. Cantril; Polls: Their Use and Misuse in Politics (1972) online edition