APA-viite (7. p.)
Almeida, P. (2003). Opportunity organizations and threat-induced contention: Protest waves in authoritarian settings. AJS.
Chicago-viite (17. p.)
Almeida, Paul. Opportunity Organizations and Threat-induced Contention: Protest Waves in Authoritarian Settings. Estados Unidos: AJS, 2003.
MLA-viite (9. p.)
Almeida, Paul. Opportunity Organizations and Threat-induced Contention: Protest Waves in Authoritarian Settings. AJS, 2003.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.