United States Lifesaving Association, & Brewster, B. C. (2003). Open water lifesaving: The United States Lifesaving Association manual (Second edition.). New Jersey: Pearson Custom Publishing.
Citación estilo ChicagoUnited States Lifesaving Association, y B. Chris Brewster. Open Water Lifesaving: The United States Lifesaving Association Manual. Second edition. New Jersey: Pearson Custom Publishing, 2003.
Cita MLAUnited States Lifesaving Association, y B. Chris Brewster. Open Water Lifesaving: The United States Lifesaving Association Manual. Second edition. New Jersey: Pearson Custom Publishing, 2003.
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