Trích dẫn APA

Muñoz Portillo, J. M. (2020). Why is it so difficult to define populism? Challenges and advances in the empirical investigation of this concept.

Trích dẫn kiểu Chicago

Muñoz Portillo, Juan Manuel. Why Is It so Difficult to Define Populism? Challenges and Advances in the Empirical Investigation of This Concept. 2020.

Trích dẫn MLA

Muñoz Portillo, Juan Manuel. Why Is It so Difficult to Define Populism? Challenges and Advances in the Empirical Investigation of This Concept. 2020.

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