Helsel, S. K. (1993). VR becomes a business: Proceedings of Virtual Reality '92 : the 3rd annual conference and exhibition, San Jose, September 1992. Meckler.
Citace podle Chicago (17th ed.)Helsel, Sandra K. VR Becomes a Business: Proceedings of Virtual Reality '92 : The 3rd Annual Conference and Exhibition, San Jose, September 1992. Westport, CT: Meckler, 1993.
Citace podle MLA (8th ed.)Helsel, Sandra K. VR Becomes a Business: Proceedings of Virtual Reality '92 : The 3rd Annual Conference and Exhibition, San Jose, September 1992. Meckler, 1993.
Upozornění: Tyto citace jsou generovány automaticky. Nemusí být zcela správně podle citačních pravidel..