Citace podle APA

(1992). An outline of America geography: Regional landscapes of the United States. New York, USA: United States Information Agency.

Styl Chicago

An Outline of America Geography: Regional Landscapes of the United States. New York, USA: United States Information Agency, 1992.

Citace podle MLA

An Outline of America Geography: Regional Landscapes of the United States. New York, USA: United States Information Agency, 1992.

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