TY - BOOK AU - Johnston,Donald F. TI - Copyright handbook SN - 0835209512 U1 - 655.673 PY - 1978/// CY - New York PB - R.R. Bowker KW - Copyright KW - United States KW - Handbooks, manuals etc KW - Intellectual property KW - Handbooks, manuals, etc N1 - Includes index ER -