TY - BOOK AU - Drucker,Peter F. TI - The effective executive T2 - Harper colophon books SN - 006091209X (pbk.) : AV - HD38.25.U6D78 2007 PY - 2007/// CY - New York PB - Routledge KW - Executives KW - United States KW - Decision making N1 - Includes index ER -