TY - BOOK AU - Sigel,Efrem AU - Schubin,Mark AU - Merrill,Paul F. TI - Video discs: the technology, the applications and the future T2 - Video bookshelf SN - 0442277849 AV - TK6685 S533V PY - 1981/// CY - New York, N.Y. PB - Van Nostrand Reinhold KW - VIDEODISCS N1 - Includes bibliographical references and index ER -