Cita APA (7th ed.)

Fulghum, R. (1989). All I really need to know I learned in kindergarten: Uncommon thoughts on common things. Villard Books.

Cita Chicago (17th ed.)

Fulghum, Robert. All I Really Need to Know I Learned in Kindergarten: Uncommon Thoughts on Common Things. New York: Villard Books, 1989.

Cita MLA (9th ed.)

Fulghum, Robert. All I Really Need to Know I Learned in Kindergarten: Uncommon Thoughts on Common Things. Villard Books, 1989.