MLA

Hackett, John Winthrop. The Third World War : a Future History. London: Sidgwick & Jackson, 1978.

APA

Hackett, J. Winthrop. (1978). The Third World War : a future history. London: Sidgwick & Jackson.

Chicago

Hackett, John Winthrop, The Third World War: A Future History. London: Sidgwick & Jackson, 1978.