APA (7th ed.) Zitazioa
Houston, J. A. (1992). River runners: A tale of hardship and bravery. Puffin Books.
Chicago Style (17th ed.) Zitazioa
Houston, James A. River Runners: A Tale of Hardship and Bravery. New York, N.Y., U.S.A.: Puffin Books, 1992.
MLA (9th ed.) Zitazioa
Houston, James A. River Runners: A Tale of Hardship and Bravery. Puffin Books, 1992.
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