Cita APA

King, P. B. 1., & Edmonston, G. J. Generalized tectonic map of North America. Reston, Va. : 1972: Department of the Interior, U.S. Geological Survey.

Citación estilo Chicago

King, Philip Burke 1903-1987, y Gertrude J. Edmonston. Generalized Tectonic Map of North America. Reston, Va. : 1972: Department of the Interior, U.S. Geological Survey.

Cita MLA

King, Philip Burke 1903-1987, y Gertrude J. Edmonston. Generalized Tectonic Map of North America. Reston, Va. : 1972: Department of the Interior, U.S. Geological Survey.