APA (7th ed.) Citation

Harrison, S., & Harrison, H. (1991). The modern world (First published.). Macmillan.

Chicago Style (17th ed.) Citation

Harrison, Scott, and Hilary Harrison. The Modern World. First published. Basingstoke: Macmillan, 1991.

MLA (9th ed.) Citation

Harrison, Scott, and Hilary Harrison. The Modern World. First published. Macmillan, 1991.

Warning: These citations may not always be 100% accurate.