ebrary, Inc, & Thuynsma, H. A. (2012). Public opinion and interest group politics: South Africa's missing links? Africa Institute of South Africa.
Lua i Stíl Chicago (17ú heag.)ebrary, Inc, agus Heather A. Thuynsma. Public Opinion and Interest Group Politics: South Africa's Missing Links? Pretoria: Africa Institute of South Africa, 2012.
Lua MLA (9ú heag.)ebrary, Inc, agus Heather A. Thuynsma. Public Opinion and Interest Group Politics: South Africa's Missing Links? Africa Institute of South Africa, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.