DRUCKER , P. (1995). MANAGING AT TIME OF GREAT CHANGE. MAGRAW HILL.
芝加哥风格引文DRUCKER , P.F. MANAGING AT TIME OF GREAT CHANGE. OXFORD: MAGRAW HILL, 1995.
MLA引文DRUCKER , P.F. MANAGING AT TIME OF GREAT CHANGE. MAGRAW HILL, 1995.
警告：这些引文格式不一定是100％准确.
APA引文