Yeric, Jerry L.
Public opinion : the visible politics / Jerry L. Yeric, John R. Todd
F.E. Peacock Publishers, 1983
 Buku Teks
Effects of information provision on responses to opinion polls on the Korea - U.S. free trade agreement
 Artikel Jurnal
Cooperrider, David L.
Appreciative inquiry handbook / David L. Cooperrider and Diana Whitney.
Crown Custom Publishing, 2008
 Buku Teks
Albig, WIlliam
Public opinion
McGraw-Hill, 1939
 Buku Teks SO
Doob, Leonard William, 1909-
Public opinion and propaganda
The Cresset Press, 1948
 Buku Teks