Steinbeck, J. (1976). The pearl: The Red Pony. Penguin Books.
Cita Chicago Style (17a ed.)Steinbeck, John. The Pearl: The Red Pony. New York: Penguin Books, 1976.
Cita MLA (9a ed.)Steinbeck, John. The Pearl: The Red Pony. Penguin Books, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.