Citazione Stile APA (7a Edizione)

Hubbell, R. D. (1981). Children's language disorders: An integrated approach. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Hubbell, Robert D. Children's Language Disorders: An Integrated Approach. Englewood Cliffs, N.J: Prentice-Hall, 1981.

Citatione MLA (9a ed.)

Hubbell, Robert D. Children's Language Disorders: An Integrated Approach. Prentice-Hall, 1981.