Horder, A. (1979). Video discs, their application to information storage and retrieval. National Reprographic Centre for Documentation, Hatfield Polytechnic.
Chicago Style aipamenaHorder, Alan. Video Discs, Their Application to Information Storage and Retrieval. Hertford, [Eng.]: National Reprographic Centre for Documentation, Hatfield Polytechnic, 1979.
MLA aipamenaHorder, Alan. Video Discs, Their Application to Information Storage and Retrieval. National Reprographic Centre for Documentation, Hatfield Polytechnic, 1979.
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