Cita APA (7a ed.)

Publications of the Geological Survey 18791961. (1958). Publications of the Geological Survey 18791961. Unated States.

Cita Chicago Style (17a ed.)

Publications of the Geological Survey 18791961. Publications of the Geological Survey 18791961. Washington DC - EEUU: Unated States, 1958.

Cita MLA (8a ed.)

Publications of the Geological Survey 18791961. Publications of the Geological Survey 18791961. Unated States, 1958.