Parfett, M. (1992). What is EDI?: A guide to electronic Data Interchange (2nd. ed.). NCC Blackwell.
Chicago Style (17th ed.) CitationParfett, Martin. What Is EDI?: A Guide to Electronic Data Interchange. 2nd. ed. Oxford: NCC Blackwell, 1992.
MLA (9th ed.) CitationParfett, Martin. What Is EDI?: A Guide to Electronic Data Interchange. 2nd. ed. NCC Blackwell, 1992.
Warning: These citations may not always be 100% accurate.