United States. Information Infrastructure Task Force. Working Group on Intellectual Property Rights & Lehman, B. A. (1995). Intellectual property and the National Information Infrastructure: The report of the Working Group on Intellectual Property Rights. Information Infrastructure Task Force.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিUnited States. Information Infrastructure Task Force. Working Group on Intellectual Property Rights এবং Bruce A. Lehman. Intellectual Property and the National Information Infrastructure: The Report of the Working Group on Intellectual Property Rights. Washington, D.C.: Information Infrastructure Task Force, 1995.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিUnited States. Information Infrastructure Task Force. Working Group on Intellectual Property Rights এবং Bruce A. Lehman. Intellectual Property and the National Information Infrastructure: The Report of the Working Group on Intellectual Property Rights. Information Infrastructure Task Force, 1995.