APA (7e ed.) Bronvermelding

Não informado. (1899). Volta review. Alexander Graham Bell Association for the Deaf.

Chicago (17e ed.) Bronvermelding

Não informado. Volta Review. Washington: Alexander Graham Bell Association for the Deaf, 1899.

MLA (8e ed.) Bronvermelding

Não informado. Volta Review. Alexander Graham Bell Association for the Deaf, 1899.

Let op: Deze citaties zijn niet altijd 100% accuraat.