APA Style

Ahrens,Petra, . et al (2022). European Parliament’s Political Groups in Turbulent Times . Palgrave Macmillan Cham: Palgrave Macmillan Cham.

MLA Style

Ahrens,Petra, . et al. "European Parliament’s Political Groups in Turbulent Times". Palgrave Macmillan Cham: Palgrave Macmillan Cham, 2022. Text.