APA (7th ed.) Citation

Gilbert, M. (1998). A history of the twentieth century: Vol. 2 1933 - 1951. A history of the twentieth century, 2.1998.

Chicago Style (17th ed.) Citation

Gilbert, Martin. "A History of the Twentieth Century: Vol. 2 1933 - 1951." A History of the Twentieth Century 1998: 2.1998.

MLA (8th ed.) Citation

Gilbert, Martin. "A History of the Twentieth Century: Vol. 2 1933 - 1951." A History of the Twentieth Century, 1998, p. 2.1998.