APA (7th ed.) Citation

Buzan, B., & Segal, G. (1998). Anticipating the future. Simon & Schuster.

Chicago Style (17th ed.) Citation

Buzan, Barry, and Gerald Segal. Anticipating the Future. London: Simon & Schuster, 1998.

MLA (9th ed.) Citation

Buzan, Barry, and Gerald Segal. Anticipating the Future. Simon & Schuster, 1998.