TY - BOOK AU - Drucker,Peter Ferdinand TI - Innovation and entrepreneurship: practice and principles SN - 0750643889 (pbk.) PY - 1985/// CY - Oxford PB - Butterworth Heinemann KW - Small business KW - United States KW - New business enterprises KW - Entrepreneurship N1 - Includes index; Includes bibliographical references : p. 248-249 ER -