APA (7th ed.) Citation

Bell, M. L., & Walker, M. J. C. (1998). Late quaternary environmental change: Physical and human perspectives. Longman.

Chicago Style (17th ed.) Citation

Bell, Martin L., and Michael J. C. Walker. Late Quaternary Environmental Change: Physical and Human Perspectives. Essex: Longman, 1998.

MLA (9th ed.) Citation

Bell, Martin L., and Michael J. C. Walker. Late Quaternary Environmental Change: Physical and Human Perspectives. Longman, 1998.