APA (7th ed.) Citation

Smith, A. L., & Roobol, M. J. (1990). Mt. Pelée, Martinique: A study of an active island-arc volcano.

Chicago Style (17th ed.) Citation

Smith, Alan L., and M. J. Roobol. Mt. Pelée, Martinique: A Study of an Active Island-arc Volcano. Boulder, Colo, 1990.

MLA (9th ed.) Citation

Smith, Alan L., and M. J. Roobol. Mt. Pelée, Martinique: A Study of an Active Island-arc Volcano. 1990.