APA (7e ed.) Bronvermelding

Gredley, E. (1990). Exchanging bibliographic data: MARC and other international formats. Canadian Library Association.

Chicago (17e ed.) Bronvermelding

Gredley, Ellen. Exchanging Bibliographic Data: MARC and Other International Formats. Ottawa: Canadian Library Association, 1990.

MLA (9e ed.) Bronvermelding

Gredley, Ellen. Exchanging Bibliographic Data: MARC and Other International Formats. Canadian Library Association, 1990.

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