Cita APA (7a ed.)

Ling, D., & North, S. (1992). Tarjetas de articulación Ling. Alexander Graham Bell Association for the Deaf and Hard of Hearing.

Cita Chicago Style (17a ed.)

Ling, Daniel, y Sandy North. Tarjetas De Articulación Ling. [Washington: Alexander Graham Bell Association for the Deaf and Hard of Hearing, 1992.

Cita MLA (9a ed.)

Ling, Daniel, y Sandy North. Tarjetas De Articulación Ling. Alexander Graham Bell Association for the Deaf and Hard of Hearing, 1992.