Gray William S., Monroe Marion, Arley A. Sterl, & Arbuthnot May Hill. (1955). The new people and progress. Chicago: Scott, Foresman and Company.
Citación estilo ChicagoGray William S., Monroe Marion, Arley A. Sterl, y Arbuthnot May Hill. The New People and Progress. Chicago: Scott, Foresman and Company, 1955.
Cita MLAGray William S., Monroe Marion, Arley A. Sterl, y Arbuthnot May Hill. The New People and Progress. Chicago: Scott, Foresman and Company, 1955.
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