Cita APA

Decker, R. W. 1. -., & Decker, B. 1. -. (1998). Volcanoes (Third edition.). New York: W. H. Freeman and Company.

Citación estilo Chicago

Decker, Robert Wayne 1927 -, y Barbara 1929 - Decker. Volcanoes. Third edition. New York: W. H. Freeman and Company, 1998.

Cita MLA

Decker, Robert Wayne 1927 -, y Barbara 1929 - Decker. Volcanoes. Third edition. New York: W. H. Freeman and Company, 1998.