Cita APA (7a ed.)

Darwin, C. On the Structure and Distribution of Coral Reefs, also Geological Observations on the Volcanic Islands and Parts pf South America.

Cita Chicago Style (17a ed.)

Darwin, Charles. On the Structure and Distribution of Coral Reefs, Also Geological Observations on the Volcanic Islands and Parts Pf South America.

Cita MLA (9a ed.)

Darwin, Charles. On the Structure and Distribution of Coral Reefs, Also Geological Observations on the Volcanic Islands and Parts Pf South America.