Gredley, E., & Hopkinson, A. (1990). Exchanging bibliographic data: MARC and other international formats. Canadian Library Association ; Library Association ; American Library Association.
Chicago Style (17th ed.) CitationGredley, Ellen, and A. Hopkinson. Exchanging Bibliographic Data: MARC and Other International Formats. Ottawa : London : Chicago: Canadian Library Association ; Library Association ; American Library Association, 1990.
MLA (9th ed.) CitationGredley, Ellen, and A. Hopkinson. Exchanging Bibliographic Data: MARC and Other International Formats. Canadian Library Association ; Library Association ; American Library Association, 1990.
Warning: These citations may not always be 100% accurate.