Cole, P. R. (1982). Language disorders in pre-school children. Prentice-Hall.
Cita Chicago (17th ed.)Cole, Patricia R. Language Disorders in Pre-school Children. Englewood Cliffs, N.J: Prentice-Hall, 1982.
Cita MLA (9th ed.)Cole, Patricia R. Language Disorders in Pre-school Children. Prentice-Hall, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.