Horgan, P. (1968). Great river: The Rio Grande in North American history. Holt, Rinehart and Winston.
Chicago Style (17. basım) AtıfHorgan, Paul. Great River: The Rio Grande in North American History. New York: Holt, Rinehart and Winston, 1968.
MLA (9th ed.) AtıfHorgan, Paul. Great River: The Rio Grande in North American History. Holt, Rinehart and Winston, 1968.
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