Fulghum, R. (1989). All I really need to know I learned in kindergarten: Uncommon thoughts on common things. Villard Books.
Citação do estilo Chicago (17ª ed.)Fulghum, Robert. All I Really Need to Know I Learned in Kindergarten: Uncommon Thoughts on Common Things. New York: Villard Books, 1989.
Citação MLA (9ª ed.)Fulghum, Robert. All I Really Need to Know I Learned in Kindergarten: Uncommon Thoughts on Common Things. Villard Books, 1989.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.