Cita APA (7a ed.)

Wallach, G. P., & Butler, K. G. (1994). Language learning disabilities in school-age children and adolescents: Some principles and applications. Merrill [etc.].

Cita Chicago Style (17a ed.)

Wallach, Geraldine P., y Katharine G. Butler. Language Learning Disabilities in School-age Children and Adolescents: Some Principles and Applications. New York [etc.]: Merrill [etc.], 1994.

Cita MLA (9a ed.)

Wallach, Geraldine P., y Katharine G. Butler. Language Learning Disabilities in School-age Children and Adolescents: Some Principles and Applications. Merrill [etc.], 1994.