APA (7th ed.) Citation

Emsley, Marwick, & Simpson. (1989). War, peace, and social change in twentieth-century Europe. Open University Press.

Chicago Style (17th ed.) Citation

Emsley, Marwick, and Simpson. War, Peace, and Social Change in Twentieth-century Europe. Milton Keynes: Open University Press, 1989.

MLA (9th ed.) Citation

Emsley, et al. War, Peace, and Social Change in Twentieth-century Europe. Open University Press, 1989.