Citazione Stile APA (7a Edizione)

Gesell, A., Ilg, F. L., & Ames, L. B. (1965). Youth: The years from ten to sixteen ([First edition].). Harper.

Citazione stile Chigago Style (17a edizione)

Gesell, Arnold, Frances Lillian Ilg, e Louise Bates Ames. Youth: The Years from Ten to Sixteen. [First edition]. New York: Harper, 1965.

Citatione MLA (9a ed.)

Gesell, Arnold, et al. Youth: The Years from Ten to Sixteen. [First edition]. Harper, 1965.