Block, P. (1993). Stewardship: Choosing service over self interest. Berrett-Koehler Publishers.
芝加哥风格引文Block, Peter. Stewardship: Choosing Service over Self Interest. San Francisco: Berrett-Koehler Publishers, 1993.
MLA引文Block, Peter. Stewardship: Choosing Service over Self Interest. Berrett-Koehler Publishers, 1993.
警告：这些引文格式不一定是100％准确.