Warren, R. P. (1983). Chief Joseph of the Nez Perce, who called themselves the Nimipu, "the real people": A poem. New York: Random House.
Чикагска система за цитиранеWarren, Robert Penn. Chief Joseph of the Nez Perce, Who Called Themselves the Nimipu, "the Real People": A Poem. New York: Random House, 1983.
MLA формат за цитиранеWarren, Robert Penn. Chief Joseph of the Nez Perce, Who Called Themselves the Nimipu, "the Real People": A Poem. New York: Random House, 1983.
Внимание: Тези цитати може да не са 100% точни.