APA (7e ed.) Bronvermelding

Não informado. (1969). Library & Information Science Abstracts. Library Association Publishing.

Chicago (17e ed.) Bronvermelding

Não informado. Library & Information Science Abstracts. London: Library Association Publishing, 1969.

MLA (8e ed.) Bronvermelding

Não informado. Library & Information Science Abstracts. Library Association Publishing, 1969.

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