Cita APA (7th ed.)

Ballas, D., Dorling, D., & Hennig, B. (2017). The human atlas of Europe: A continent united in diversity. Policy Press.

Cita Chicago (17th ed.)

Ballas, D., D. Dorling, i B. Hennig. The Human Atlas of Europe: A Continent United in Diversity. Policy Press, 2017.

Cita MLA (9th ed.)

Ballas, D., et al. The Human Atlas of Europe: A Continent United in Diversity. Policy Press, 2017.