Cita APA

Bell, M., & Walker, M. J. C. (1997). Late quaternary environmental change: Physical and human perspectives (1a. ed.). Harlow, Essex, G. B.: Logman.

Citación estilo Chicago

Bell, Martín, y Michael J. C. Walker. Late Quaternary Environmental Change: Physical and Human Perspectives. 1a. ed. Harlow, Essex, G. B.: Logman, 1997.

Cita MLA

Bell, Martín, y Michael J. C. Walker. Late Quaternary Environmental Change: Physical and Human Perspectives. 1a. ed. Harlow, Essex, G. B.: Logman, 1997.