Menard, W. H., & McKee, E. (1979). A study of global sand seas. U.S. Government Printing Office.
Cita Chicago Style (17a ed.)Menard, William H., y Edwin McKee. A Study of Global Sand Seas. Washington D. C: U.S. Government Printing Office, 1979.
Cita MLA (9a ed.)Menard, William H., y Edwin McKee. A Study of Global Sand Seas. U.S. Government Printing Office, 1979.
Precaución: Estas citas no son 100% exactas.