Cita APA (7a ed.)

Fortune, A., & Waller, S. (2016). Challenge and transformation: Britain c1851-1964 (A Level and AS component 1.). Oxford University Press.

Cita Chicago Style (17a ed.)

Fortune, Ailsa, y Sally Waller. Challenge and Transformation: Britain C1851-1964. A Level and AS component 1. Oxford: Oxford University Press, 2016.

Cita MLA (9a ed.)

Fortune, Ailsa, y Sally Waller. Challenge and Transformation: Britain C1851-1964. A Level and AS component 1. Oxford University Press, 2016.