World Intellectual Property Organization, International Symposium on the Role of Patent Information in the Transfer of Technology, & Sviridov, F. A. (1981). The Role of patent information in the transfer of technology: Proceedings of the International conference held at Varna, Bulgaria, May 27-30, 1980. Pergamon International Information Corp..
Chicago Style (17th ed.) CitationWorld Intellectual Property Organization, International Symposium on the Role of Patent Information in the Transfer of Technology, and F. A. Sviridov. The Role of Patent Information in the Transfer of Technology: Proceedings of the International Conference Held at Varna, Bulgaria, May 27-30, 1980. McLean, Va.: Pergamon International Information Corp., 1981.
MLA (9th ed.) CitationWorld Intellectual Property Organization, et al. The Role of Patent Information in the Transfer of Technology: Proceedings of the International Conference Held at Varna, Bulgaria, May 27-30, 1980. Pergamon International Information Corp., 1981.