TY - BOOK AU - Grunig,James E. TI - Excellence in public relations and communication management SN - 0805802266 AV - HM 263 E96 1992 PY - 1992/// CY - Hillsdale, N.J. PB - L. Erlbaum Associates KW - Public relations KW - Communication in management KW - Comunicación en administración ER -