APA (7e ed.) Bronvermelding

Não informado. (1918). School life. Bureau of Education.

Chicago (17e ed.) Bronvermelding

Não informado. School Life. Washington: Bureau of Education, 1918.

MLA (8e ed.) Bronvermelding

Não informado. School Life. Bureau of Education, 1918.

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