Wattenberg, B. J., & Scammon, R. M. (1967). This USA: An unexpected family portrait of 197.926.341 americans drawn from the census ([Updated ed., with the latest statistics available to 1967].). New York: Pocket Books.
Citación estilo ChicagoWattenberg, Ben J., and Richard M. Scammon. This USA: An Unexpected Family Portrait of 197.926.341 Americans Drawn From the Census. [Updated ed., with the latest statistics available to 1967]. New York: Pocket Books, 1967.
Cita MLAWattenberg, Ben J., and Richard M. Scammon. This USA: An Unexpected Family Portrait of 197.926.341 Americans Drawn From the Census. [Updated ed., with the latest statistics available to 1967]. New York: Pocket Books, 1967.
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