National Online Meeting New York, N.Y., Information Today (Firm), & Williams, M. E. (1999). 20th annual National Online Meeting proceedings-1999: Proceedings of the 20th National Online Meeting, New York, May 18-20, 1999. Information Today.
Lua i Stíl Chicago (17ú heag.)National Online Meeting New York, N.Y., Information Today (Firm), agus Martha E. Williams. 20th Annual National Online Meeting Proceedings-1999: Proceedings of the 20th National Online Meeting, New York, May 18-20, 1999. Medford, N.J: Information Today, 1999.
Lua MLA (9ú heag.)National Online Meeting New York, N.Y., et al. 20th Annual National Online Meeting Proceedings-1999: Proceedings of the 20th National Online Meeting, New York, May 18-20, 1999. Information Today, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.