Cita APA (7a ed.)

Gibbon, D., & Smart, T. (1979). New York State and Niagara Falls: A picture book to remember her by. Crescent Books.

Cita Chicago Style (17a ed.)

Gibbon, David, y Ted Smart. New York State and Niagara Falls: A Picture Book to Remember Her by. New York: Crescent Books, 1979.

Cita MLA (8a ed.)

Gibbon, David, y Ted Smart. New York State and Niagara Falls: A Picture Book to Remember Her by. Crescent Books, 1979.