APA (7th ed.) Citation

Hammond, A. L. (1998). Which world?: Scenarios for the 21st century; global destinies, regional choices. Earthscan.

Chicago Style (17th ed.) Citation

Hammond, Allen L. Which World?: Scenarios for the 21st Century; Global Destinies, Regional Choices. London: Earthscan, 1998.

MLA (9th ed.) Citation

Hammond, Allen L. Which World?: Scenarios for the 21st Century; Global Destinies, Regional Choices. Earthscan, 1998.