APA (7th ed.) Citation

Não informado. (1963). Hearing. Royal National Institute for the Deaf.

Chicago Style (17th ed.) Citation

Não informado. Hearing. London: Royal National Institute for the Deaf, 1963.

MLA (8th ed.) Citation

Não informado. Hearing. Royal National Institute for the Deaf, 1963.

Warning: These citations may not always be 100% accurate.