APA (7th ed.) Citation

Goff, R. D. (1998). The Twentieth century: A brief global history (5th ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Goff, Richard D. The Twentieth Century: A Brief Global History. 5th ed. Boston: McGraw-Hill, 1998.

MLA (9th ed.) Citation

Goff, Richard D. The Twentieth Century: A Brief Global History. 5th ed. McGraw-Hill, 1998.