Schumacher, E. F., & Satish Kumar. (1986). The Schumacher lectures. Abacus.
芝加哥风格引文Schumacher, E. F., 与 Satish Kumar. The Schumacher Lectures. London: Abacus, 1986.
MLA引文Schumacher, E. F., 与 Satish Kumar. The Schumacher Lectures. Abacus, 1986.
警告：这些引文格式不一定是100％准确.